GF003E

gaussian_unit_inverse

Every inverse witness is itself an actual unit and is a two-sided inverse.

Alpha v34 checked-use · first admitted v30 · independently kernel and Lean verified; not Stable

Current library: Alpha v34, 4,223 checked-use theorems; Stable remains 432. Historical first admissions, original proof editions, and non-admitted aliases are preserved. Exact original first-admission records.

Inputs are genuine canonical signed-pair codes, not arbitrary naturals. Products start at the actual Gaussian identity, whose code is six. The factor list uses the proved prime-divisor property; irreducibility alone is not silently renamed primality. Uniqueness supplies equal lengths, a bounded bijection, and an actual unit at each match, including repeated factors. Units have empty factorizations and zero is excluded. Sorted primary representatives, Gaussian prime classification, and Eisenstein factorization are separate targets.

Exact theorem in conservative defined notation

∀ u. GUnit(u) → ∃ x. GUnit(x) ∧ (GMul(u,x,6)GMul(x,u,6))

Every linked abbreviation expands hygienically to the identical original native formula.

Definition DAG

Actual proof prerequisites

Original expanded first-order statement
forall u. (exists gr_inverse_inverse_given. (exists ge_first_rp_inverse_givenidentity ge_first_rn_inverse_givenidentity ge_first_ip_inverse_givenidentity ge_first_in_inverse_givenidentity ge_second_rp_inverse_givenidentity ge_second_rn_inverse_givenidentity ge_second_ip_inverse_givenidentity ge_second_in_inverse_givenidentity. ((exists ge_representation_real_code_inverse_givenidentityfirst ge_representation_imaginary_code_inverse_givenidentityfirst. (((u) = ((ge_representation_real_code_inverse_givenidentityfirst) + (ge_representation_imaginary_code_inverse_givenidentityfirst)) * S ((ge_representation_real_code_inverse_givenidentityfirst) + (ge_representation_imaginary_code_inverse_givenidentityfirst)) + ((ge_representation_imaginary_code_inverse_givenidentityfirst) + (ge_representation_imaginary_code_inverse_givenidentityfirst))) /\ ((exists ge_balance_positive_inverse_givenidentityfirstreal ge_balance_negative_inverse_givenidentityfirstreal. (((((ge_representation_real_code_inverse_givenidentityfirst) = 2 * (ge_balance_positive_inverse_givenidentityfirstreal) /\ (ge_balance_negative_inverse_givenidentityfirstreal) = 0) \/ exists ge_signed_half_inverse_givenidentityfirstrealdecode. (((ge_representation_real_code_inverse_givenidentityfirst) = 2 * ge_signed_half_inverse_givenidentityfirstrealdecode + 1 /\ (ge_balance_positive_inverse_givenidentityfirstreal) = 0) /\ (ge_balance_negative_inverse_givenidentityfirstreal) = S ge_signed_half_inverse_givenidentityfirstrealdecode))) /\ ((ge_first_rp_inverse_givenidentity) + ge_balance_negative_inverse_givenidentityfirstreal = (ge_first_rn_inverse_givenidentity) + ge_balance_positive_inverse_givenidentityfirstreal))) /\ (exists ge_balance_positive_inverse_givenidentityfirstimaginary ge_balance_negative_inverse_givenidentityfirstimaginary. (((((ge_representation_imaginary_code_inverse_givenidentityfirst) = 2 * (ge_balance_positive_inverse_givenidentityfirstimaginary) /\ (ge_balance_negative_inverse_givenidentityfirstimaginary) = 0) \/ exists ge_signed_half_inverse_givenidentityfirstimaginarydecode. (((ge_representation_imaginary_code_inverse_givenidentityfirst) = 2 * ge_signed_half_inverse_givenidentityfirstimaginarydecode + 1 /\ (ge_balance_positive_inverse_givenidentityfirstimaginary) = 0) /\ (ge_balance_negative_inverse_givenidentityfirstimaginary) = S ge_signed_half_inverse_givenidentityfirstimaginarydecode))) /\ ((ge_first_ip_inverse_givenidentity) + ge_balance_negative_inverse_givenidentityfirstimaginary = (ge_first_in_inverse_givenidentity) + ge_balance_positive_inverse_givenidentityfirstimaginary)))))) /\ ((exists ge_representation_real_code_inverse_givenidentitysecond ge_representation_imaginary_code_inverse_givenidentitysecond. (((gr_inverse_inverse_given) = ((ge_representation_real_code_inverse_givenidentitysecond) + (ge_representation_imaginary_code_inverse_givenidentitysecond)) * S ((ge_representation_real_code_inverse_givenidentitysecond) + (ge_representation_imaginary_code_inverse_givenidentitysecond)) + ((ge_representation_imaginary_code_inverse_givenidentitysecond) + (ge_representation_imaginary_code_inverse_givenidentitysecond))) /\ ((exists ge_balance_positive_inverse_givenidentitysecondreal ge_balance_negative_inverse_givenidentitysecondreal. (((((ge_representation_real_code_inverse_givenidentitysecond) = 2 * (ge_balance_positive_inverse_givenidentitysecondreal) /\ (ge_balance_negative_inverse_givenidentitysecondreal) = 0) \/ exists ge_signed_half_inverse_givenidentitysecondrealdecode. (((ge_representation_real_code_inverse_givenidentitysecond) = 2 * ge_signed_half_inverse_givenidentitysecondrealdecode + 1 /\ (ge_balance_positive_inverse_givenidentitysecondreal) = 0) /\ (ge_balance_negative_inverse_givenidentitysecondreal) = S ge_signed_half_inverse_givenidentitysecondrealdecode))) /\ ((ge_second_rp_inverse_givenidentity) + ge_balance_negative_inverse_givenidentitysecondreal = (ge_second_rn_inverse_givenidentity) + ge_balance_positive_inverse_givenidentitysecondreal))) /\ (exists ge_balance_positive_inverse_givenidentitysecondimaginary ge_balance_negative_inverse_givenidentitysecondimaginary. (((((ge_representation_imaginary_code_inverse_givenidentitysecond) = 2 * (ge_balance_positive_inverse_givenidentitysecondimaginary) /\ (ge_balance_negative_inverse_givenidentitysecondimaginary) = 0) \/ exists ge_signed_half_inverse_givenidentitysecondimaginarydecode. (((ge_representation_imaginary_code_inverse_givenidentitysecond) = 2 * ge_signed_half_inverse_givenidentitysecondimaginarydecode + 1 /\ (ge_balance_positive_inverse_givenidentitysecondimaginary) = 0) /\ (ge_balance_negative_inverse_givenidentitysecondimaginary) = S ge_signed_half_inverse_givenidentitysecondimaginarydecode))) /\ ((ge_second_ip_inverse_givenidentity) + ge_balance_negative_inverse_givenidentitysecondimaginary = (ge_second_in_inverse_givenidentity) + ge_balance_positive_inverse_givenidentitysecondimaginary)))))) /\ (exists ge_representation_real_code_inverse_givenidentityoutput ge_representation_imaginary_code_inverse_givenidentityoutput. (((6) = ((ge_representation_real_code_inverse_givenidentityoutput) + (ge_representation_imaginary_code_inverse_givenidentityoutput)) * S ((ge_representation_real_code_inverse_givenidentityoutput) + (ge_representation_imaginary_code_inverse_givenidentityoutput)) + ((ge_representation_imaginary_code_inverse_givenidentityoutput) + (ge_representation_imaginary_code_inverse_givenidentityoutput))) /\ ((exists ge_balance_positive_inverse_givenidentityoutputreal ge_balance_negative_inverse_givenidentityoutputreal. (((((ge_representation_real_code_inverse_givenidentityoutput) = 2 * (ge_balance_positive_inverse_givenidentityoutputreal) /\ (ge_balance_negative_inverse_givenidentityoutputreal) = 0) \/ exists ge_signed_half_inverse_givenidentityoutputrealdecode. (((ge_representation_real_code_inverse_givenidentityoutput) = 2 * ge_signed_half_inverse_givenidentityoutputrealdecode + 1 /\ (ge_balance_positive_inverse_givenidentityoutputreal) = 0) /\ (ge_balance_negative_inverse_givenidentityoutputreal) = S ge_signed_half_inverse_givenidentityoutputrealdecode))) /\ ((((((((ge_first_rp_inverse_givenidentity) * (ge_second_rp_inverse_givenidentity))) + (((ge_first_rn_inverse_givenidentity) * (ge_second_rn_inverse_givenidentity))))) + (((((ge_first_ip_inverse_givenidentity) * (ge_second_in_inverse_givenidentity))) + (((ge_first_in_inverse_givenidentity) * (ge_second_ip_inverse_givenidentity))))))) + ge_balance_negative_inverse_givenidentityoutputreal = (((((((ge_first_rp_inverse_givenidentity) * (ge_second_rn_inverse_givenidentity))) + (((ge_first_rn_inverse_givenidentity) * (ge_second_rp_inverse_givenidentity))))) + (((((ge_first_ip_inverse_givenidentity) * (ge_second_ip_inverse_givenidentity))) + (((ge_first_in_inverse_givenidentity) * (ge_second_in_inverse_givenidentity))))))) + ge_balance_positive_inverse_givenidentityoutputreal))) /\ (exists ge_balance_positive_inverse_givenidentityoutputimaginary ge_balance_negative_inverse_givenidentityoutputimaginary. (((((ge_representation_imaginary_code_inverse_givenidentityoutput) = 2 * (ge_balance_positive_inverse_givenidentityoutputimaginary) /\ (ge_balance_negative_inverse_givenidentityoutputimaginary) = 0) \/ exists ge_signed_half_inverse_givenidentityoutputimaginarydecode. (((ge_representation_imaginary_code_inverse_givenidentityoutput) = 2 * ge_signed_half_inverse_givenidentityoutputimaginarydecode + 1 /\ (ge_balance_positive_inverse_givenidentityoutputimaginary) = 0) /\ (ge_balance_negative_inverse_givenidentityoutputimaginary) = S ge_signed_half_inverse_givenidentityoutputimaginarydecode))) /\ ((((((((ge_first_rp_inverse_givenidentity) * (ge_second_ip_inverse_givenidentity))) + (((ge_first_rn_inverse_givenidentity) * (ge_second_in_inverse_givenidentity))))) + (((((ge_first_ip_inverse_givenidentity) * (ge_second_rp_inverse_givenidentity))) + (((ge_first_in_inverse_givenidentity) * (ge_second_rn_inverse_givenidentity))))))) + ge_balance_negative_inverse_givenidentityoutputimaginary = (((((((ge_first_rp_inverse_givenidentity) * (ge_second_in_inverse_givenidentity))) + (((ge_first_rn_inverse_givenidentity) * (ge_second_ip_inverse_givenidentity))))) + (((((ge_first_ip_inverse_givenidentity) * (ge_second_rn_inverse_givenidentity))) + (((ge_first_in_inverse_givenidentity) * (ge_second_rp_inverse_givenidentity))))))) + ge_balance_positive_inverse_givenidentityoutputimaginary)))))))))) -> exists v. (exists gr_inverse_inverse_unit. (exists ge_first_rp_inverse_unitidentity ge_first_rn_inverse_unitidentity ge_first_ip_inverse_unitidentity ge_first_in_inverse_unitidentity ge_second_rp_inverse_unitidentity ge_second_rn_inverse_unitidentity ge_second_ip_inverse_unitidentity ge_second_in_inverse_unitidentity. ((exists ge_representation_real_code_inverse_unitidentityfirst ge_representation_imaginary_code_inverse_unitidentityfirst. (((v) = ((ge_representation_real_code_inverse_unitidentityfirst) + (ge_representation_imaginary_code_inverse_unitidentityfirst)) * S ((ge_representation_real_code_inverse_unitidentityfirst) + (ge_representation_imaginary_code_inverse_unitidentityfirst)) + ((ge_representation_imaginary_code_inverse_unitidentityfirst) + (ge_representation_imaginary_code_inverse_unitidentityfirst))) /\ ((exists ge_balance_positive_inverse_unitidentityfirstreal ge_balance_negative_inverse_unitidentityfirstreal. (((((ge_representation_real_code_inverse_unitidentityfirst) = 2 * (ge_balance_positive_inverse_unitidentityfirstreal) /\ (ge_balance_negative_inverse_unitidentityfirstreal) = 0) \/ exists ge_signed_half_inverse_unitidentityfirstrealdecode. (((ge_representation_real_code_inverse_unitidentityfirst) = 2 * ge_signed_half_inverse_unitidentityfirstrealdecode + 1 /\ (ge_balance_positive_inverse_unitidentityfirstreal) = 0) /\ (ge_balance_negative_inverse_unitidentityfirstreal) = S ge_signed_half_inverse_unitidentityfirstrealdecode))) /\ ((ge_first_rp_inverse_unitidentity) + ge_balance_negative_inverse_unitidentityfirstreal = (ge_first_rn_inverse_unitidentity) + ge_balance_positive_inverse_unitidentityfirstreal))) /\ (exists ge_balance_positive_inverse_unitidentityfirstimaginary ge_balance_negative_inverse_unitidentityfirstimaginary. (((((ge_representation_imaginary_code_inverse_unitidentityfirst) = 2 * (ge_balance_positive_inverse_unitidentityfirstimaginary) /\ (ge_balance_negative_inverse_unitidentityfirstimaginary) = 0) \/ exists ge_signed_half_inverse_unitidentityfirstimaginarydecode. (((ge_representation_imaginary_code_inverse_unitidentityfirst) = 2 * ge_signed_half_inverse_unitidentityfirstimaginarydecode + 1 /\ (ge_balance_positive_inverse_unitidentityfirstimaginary) = 0) /\ (ge_balance_negative_inverse_unitidentityfirstimaginary) = S ge_signed_half_inverse_unitidentityfirstimaginarydecode))) /\ ((ge_first_ip_inverse_unitidentity) + ge_balance_negative_inverse_unitidentityfirstimaginary = (ge_first_in_inverse_unitidentity) + ge_balance_positive_inverse_unitidentityfirstimaginary)))))) /\ ((exists ge_representation_real_code_inverse_unitidentitysecond ge_representation_imaginary_code_inverse_unitidentitysecond. (((gr_inverse_inverse_unit) = ((ge_representation_real_code_inverse_unitidentitysecond) + (ge_representation_imaginary_code_inverse_unitidentitysecond)) * S ((ge_representation_real_code_inverse_unitidentitysecond) + (ge_representation_imaginary_code_inverse_unitidentitysecond)) + ((ge_representation_imaginary_code_inverse_unitidentitysecond) + (ge_representation_imaginary_code_inverse_unitidentitysecond))) /\ ((exists ge_balance_positive_inverse_unitidentitysecondreal ge_balance_negative_inverse_unitidentitysecondreal. (((((ge_representation_real_code_inverse_unitidentitysecond) = 2 * (ge_balance_positive_inverse_unitidentitysecondreal) /\ (ge_balance_negative_inverse_unitidentitysecondreal) = 0) \/ exists ge_signed_half_inverse_unitidentitysecondrealdecode. (((ge_representation_real_code_inverse_unitidentitysecond) = 2 * ge_signed_half_inverse_unitidentitysecondrealdecode + 1 /\ (ge_balance_positive_inverse_unitidentitysecondreal) = 0) /\ (ge_balance_negative_inverse_unitidentitysecondreal) = S ge_signed_half_inverse_unitidentitysecondrealdecode))) /\ ((ge_second_rp_inverse_unitidentity) + ge_balance_negative_inverse_unitidentitysecondreal = (ge_second_rn_inverse_unitidentity) + ge_balance_positive_inverse_unitidentitysecondreal))) /\ (exists ge_balance_positive_inverse_unitidentitysecondimaginary ge_balance_negative_inverse_unitidentitysecondimaginary. (((((ge_representation_imaginary_code_inverse_unitidentitysecond) = 2 * (ge_balance_positive_inverse_unitidentitysecondimaginary) /\ (ge_balance_negative_inverse_unitidentitysecondimaginary) = 0) \/ exists ge_signed_half_inverse_unitidentitysecondimaginarydecode. (((ge_representation_imaginary_code_inverse_unitidentitysecond) = 2 * ge_signed_half_inverse_unitidentitysecondimaginarydecode + 1 /\ (ge_balance_positive_inverse_unitidentitysecondimaginary) = 0) /\ (ge_balance_negative_inverse_unitidentitysecondimaginary) = S ge_signed_half_inverse_unitidentitysecondimaginarydecode))) /\ ((ge_second_ip_inverse_unitidentity) + ge_balance_negative_inverse_unitidentitysecondimaginary = (ge_second_in_inverse_unitidentity) + ge_balance_positive_inverse_unitidentitysecondimaginary)))))) /\ (exists ge_representation_real_code_inverse_unitidentityoutput ge_representation_imaginary_code_inverse_unitidentityoutput. (((6) = ((ge_representation_real_code_inverse_unitidentityoutput) + (ge_representation_imaginary_code_inverse_unitidentityoutput)) * S ((ge_representation_real_code_inverse_unitidentityoutput) + (ge_representation_imaginary_code_inverse_unitidentityoutput)) + ((ge_representation_imaginary_code_inverse_unitidentityoutput) + (ge_representation_imaginary_code_inverse_unitidentityoutput))) /\ ((exists ge_balance_positive_inverse_unitidentityoutputreal ge_balance_negative_inverse_unitidentityoutputreal. (((((ge_representation_real_code_inverse_unitidentityoutput) = 2 * (ge_balance_positive_inverse_unitidentityoutputreal) /\ (ge_balance_negative_inverse_unitidentityoutputreal) = 0) \/ exists ge_signed_half_inverse_unitidentityoutputrealdecode. (((ge_representation_real_code_inverse_unitidentityoutput) = 2 * ge_signed_half_inverse_unitidentityoutputrealdecode + 1 /\ (ge_balance_positive_inverse_unitidentityoutputreal) = 0) /\ (ge_balance_negative_inverse_unitidentityoutputreal) = S ge_signed_half_inverse_unitidentityoutputrealdecode))) /\ ((((((((ge_first_rp_inverse_unitidentity) * (ge_second_rp_inverse_unitidentity))) + (((ge_first_rn_inverse_unitidentity) * (ge_second_rn_inverse_unitidentity))))) + (((((ge_first_ip_inverse_unitidentity) * (ge_second_in_inverse_unitidentity))) + (((ge_first_in_inverse_unitidentity) * (ge_second_ip_inverse_unitidentity))))))) + ge_balance_negative_inverse_unitidentityoutputreal = (((((((ge_first_rp_inverse_unitidentity) * (ge_second_rn_inverse_unitidentity))) + (((ge_first_rn_inverse_unitidentity) * (ge_second_rp_inverse_unitidentity))))) + (((((ge_first_ip_inverse_unitidentity) * (ge_second_ip_inverse_unitidentity))) + (((ge_first_in_inverse_unitidentity) * (ge_second_in_inverse_unitidentity))))))) + ge_balance_positive_inverse_unitidentityoutputreal))) /\ (exists ge_balance_positive_inverse_unitidentityoutputimaginary ge_balance_negative_inverse_unitidentityoutputimaginary. (((((ge_representation_imaginary_code_inverse_unitidentityoutput) = 2 * (ge_balance_positive_inverse_unitidentityoutputimaginary) /\ (ge_balance_negative_inverse_unitidentityoutputimaginary) = 0) \/ exists ge_signed_half_inverse_unitidentityoutputimaginarydecode. (((ge_representation_imaginary_code_inverse_unitidentityoutput) = 2 * ge_signed_half_inverse_unitidentityoutputimaginarydecode + 1 /\ (ge_balance_positive_inverse_unitidentityoutputimaginary) = 0) /\ (ge_balance_negative_inverse_unitidentityoutputimaginary) = S ge_signed_half_inverse_unitidentityoutputimaginarydecode))) /\ ((((((((ge_first_rp_inverse_unitidentity) * (ge_second_ip_inverse_unitidentity))) + (((ge_first_rn_inverse_unitidentity) * (ge_second_in_inverse_unitidentity))))) + (((((ge_first_ip_inverse_unitidentity) * (ge_second_rp_inverse_unitidentity))) + (((ge_first_in_inverse_unitidentity) * (ge_second_rn_inverse_unitidentity))))))) + ge_balance_negative_inverse_unitidentityoutputimaginary = (((((((ge_first_rp_inverse_unitidentity) * (ge_second_in_inverse_unitidentity))) + (((ge_first_rn_inverse_unitidentity) * (ge_second_ip_inverse_unitidentity))))) + (((((ge_first_ip_inverse_unitidentity) * (ge_second_rn_inverse_unitidentity))) + (((ge_first_in_inverse_unitidentity) * (ge_second_rp_inverse_unitidentity))))))) + ge_balance_positive_inverse_unitidentityoutputimaginary)))))))))) /\ ((exists ge_first_rp_inverse_first ge_first_rn_inverse_first ge_first_ip_inverse_first ge_first_in_inverse_first ge_second_rp_inverse_first ge_second_rn_inverse_first ge_second_ip_inverse_first ge_second_in_inverse_first. ((exists ge_representation_real_code_inverse_firstfirst ge_representation_imaginary_code_inverse_firstfirst. (((u) = ((ge_representation_real_code_inverse_firstfirst) + (ge_representation_imaginary_code_inverse_firstfirst)) * S ((ge_representation_real_code_inverse_firstfirst) + (ge_representation_imaginary_code_inverse_firstfirst)) + ((ge_representation_imaginary_code_inverse_firstfirst) + (ge_representation_imaginary_code_inverse_firstfirst))) /\ ((exists ge_balance_positive_inverse_firstfirstreal ge_balance_negative_inverse_firstfirstreal. (((((ge_representation_real_code_inverse_firstfirst) = 2 * (ge_balance_positive_inverse_firstfirstreal) /\ (ge_balance_negative_inverse_firstfirstreal) = 0) \/ exists ge_signed_half_inverse_firstfirstrealdecode. (((ge_representation_real_code_inverse_firstfirst) = 2 * ge_signed_half_inverse_firstfirstrealdecode + 1 /\ (ge_balance_positive_inverse_firstfirstreal) = 0) /\ (ge_balance_negative_inverse_firstfirstreal) = S ge_signed_half_inverse_firstfirstrealdecode))) /\ ((ge_first_rp_inverse_first) + ge_balance_negative_inverse_firstfirstreal = (ge_first_rn_inverse_first) + ge_balance_positive_inverse_firstfirstreal))) /\ (exists ge_balance_positive_inverse_firstfirstimaginary ge_balance_negative_inverse_firstfirstimaginary. (((((ge_representation_imaginary_code_inverse_firstfirst) = 2 * (ge_balance_positive_inverse_firstfirstimaginary) /\ (ge_balance_negative_inverse_firstfirstimaginary) = 0) \/ exists ge_signed_half_inverse_firstfirstimaginarydecode. (((ge_representation_imaginary_code_inverse_firstfirst) = 2 * ge_signed_half_inverse_firstfirstimaginarydecode + 1 /\ (ge_balance_positive_inverse_firstfirstimaginary) = 0) /\ (ge_balance_negative_inverse_firstfirstimaginary) = S ge_signed_half_inverse_firstfirstimaginarydecode))) /\ ((ge_first_ip_inverse_first) + ge_balance_negative_inverse_firstfirstimaginary = (ge_first_in_inverse_first) + ge_balance_positive_inverse_firstfirstimaginary)))))) /\ ((exists ge_representation_real_code_inverse_firstsecond ge_representation_imaginary_code_inverse_firstsecond. (((v) = ((ge_representation_real_code_inverse_firstsecond) + (ge_representation_imaginary_code_inverse_firstsecond)) * S ((ge_representation_real_code_inverse_firstsecond) + (ge_representation_imaginary_code_inverse_firstsecond)) + ((ge_representation_imaginary_code_inverse_firstsecond) + (ge_representation_imaginary_code_inverse_firstsecond))) /\ ((exists ge_balance_positive_inverse_firstsecondreal ge_balance_negative_inverse_firstsecondreal. (((((ge_representation_real_code_inverse_firstsecond) = 2 * (ge_balance_positive_inverse_firstsecondreal) /\ (ge_balance_negative_inverse_firstsecondreal) = 0) \/ exists ge_signed_half_inverse_firstsecondrealdecode. (((ge_representation_real_code_inverse_firstsecond) = 2 * ge_signed_half_inverse_firstsecondrealdecode + 1 /\ (ge_balance_positive_inverse_firstsecondreal) = 0) /\ (ge_balance_negative_inverse_firstsecondreal) = S ge_signed_half_inverse_firstsecondrealdecode))) /\ ((ge_second_rp_inverse_first) + ge_balance_negative_inverse_firstsecondreal = (ge_second_rn_inverse_first) + ge_balance_positive_inverse_firstsecondreal))) /\ (exists ge_balance_positive_inverse_firstsecondimaginary ge_balance_negative_inverse_firstsecondimaginary. (((((ge_representation_imaginary_code_inverse_firstsecond) = 2 * (ge_balance_positive_inverse_firstsecondimaginary) /\ (ge_balance_negative_inverse_firstsecondimaginary) = 0) \/ exists ge_signed_half_inverse_firstsecondimaginarydecode. (((ge_representation_imaginary_code_inverse_firstsecond) = 2 * ge_signed_half_inverse_firstsecondimaginarydecode + 1 /\ (ge_balance_positive_inverse_firstsecondimaginary) = 0) /\ (ge_balance_negative_inverse_firstsecondimaginary) = S ge_signed_half_inverse_firstsecondimaginarydecode))) /\ ((ge_second_ip_inverse_first) + ge_balance_negative_inverse_firstsecondimaginary = (ge_second_in_inverse_first) + ge_balance_positive_inverse_firstsecondimaginary)))))) /\ (exists ge_representation_real_code_inverse_firstoutput ge_representation_imaginary_code_inverse_firstoutput. (((6) = ((ge_representation_real_code_inverse_firstoutput) + (ge_representation_imaginary_code_inverse_firstoutput)) * S ((ge_representation_real_code_inverse_firstoutput) + (ge_representation_imaginary_code_inverse_firstoutput)) + ((ge_representation_imaginary_code_inverse_firstoutput) + (ge_representation_imaginary_code_inverse_firstoutput))) /\ ((exists ge_balance_positive_inverse_firstoutputreal ge_balance_negative_inverse_firstoutputreal. (((((ge_representation_real_code_inverse_firstoutput) = 2 * (ge_balance_positive_inverse_firstoutputreal) /\ (ge_balance_negative_inverse_firstoutputreal) = 0) \/ exists ge_signed_half_inverse_firstoutputrealdecode. (((ge_representation_real_code_inverse_firstoutput) = 2 * ge_signed_half_inverse_firstoutputrealdecode + 1 /\ (ge_balance_positive_inverse_firstoutputreal) = 0) /\ (ge_balance_negative_inverse_firstoutputreal) = S ge_signed_half_inverse_firstoutputrealdecode))) /\ ((((((((ge_first_rp_inverse_first) * (ge_second_rp_inverse_first))) + (((ge_first_rn_inverse_first) * (ge_second_rn_inverse_first))))) + (((((ge_first_ip_inverse_first) * (ge_second_in_inverse_first))) + (((ge_first_in_inverse_first) * (ge_second_ip_inverse_first))))))) + ge_balance_negative_inverse_firstoutputreal = (((((((ge_first_rp_inverse_first) * (ge_second_rn_inverse_first))) + (((ge_first_rn_inverse_first) * (ge_second_rp_inverse_first))))) + (((((ge_first_ip_inverse_first) * (ge_second_ip_inverse_first))) + (((ge_first_in_inverse_first) * (ge_second_in_inverse_first))))))) + ge_balance_positive_inverse_firstoutputreal))) /\ (exists ge_balance_positive_inverse_firstoutputimaginary ge_balance_negative_inverse_firstoutputimaginary. (((((ge_representation_imaginary_code_inverse_firstoutput) = 2 * (ge_balance_positive_inverse_firstoutputimaginary) /\ (ge_balance_negative_inverse_firstoutputimaginary) = 0) \/ exists ge_signed_half_inverse_firstoutputimaginarydecode. (((ge_representation_imaginary_code_inverse_firstoutput) = 2 * ge_signed_half_inverse_firstoutputimaginarydecode + 1 /\ (ge_balance_positive_inverse_firstoutputimaginary) = 0) /\ (ge_balance_negative_inverse_firstoutputimaginary) = S ge_signed_half_inverse_firstoutputimaginarydecode))) /\ ((((((((ge_first_rp_inverse_first) * (ge_second_ip_inverse_first))) + (((ge_first_rn_inverse_first) * (ge_second_in_inverse_first))))) + (((((ge_first_ip_inverse_first) * (ge_second_rp_inverse_first))) + (((ge_first_in_inverse_first) * (ge_second_rn_inverse_first))))))) + ge_balance_negative_inverse_firstoutputimaginary = (((((((ge_first_rp_inverse_first) * (ge_second_in_inverse_first))) + (((ge_first_rn_inverse_first) * (ge_second_ip_inverse_first))))) + (((((ge_first_ip_inverse_first) * (ge_second_rn_inverse_first))) + (((ge_first_in_inverse_first) * (ge_second_rp_inverse_first))))))) + ge_balance_positive_inverse_firstoutputimaginary))))))))) /\ (exists ge_first_rp_inverse_second ge_first_rn_inverse_second ge_first_ip_inverse_second ge_first_in_inverse_second ge_second_rp_inverse_second ge_second_rn_inverse_second ge_second_ip_inverse_second ge_second_in_inverse_second. ((exists ge_representation_real_code_inverse_secondfirst ge_representation_imaginary_code_inverse_secondfirst. (((v) = ((ge_representation_real_code_inverse_secondfirst) + (ge_representation_imaginary_code_inverse_secondfirst)) * S ((ge_representation_real_code_inverse_secondfirst) + (ge_representation_imaginary_code_inverse_secondfirst)) + ((ge_representation_imaginary_code_inverse_secondfirst) + (ge_representation_imaginary_code_inverse_secondfirst))) /\ ((exists ge_balance_positive_inverse_secondfirstreal ge_balance_negative_inverse_secondfirstreal. (((((ge_representation_real_code_inverse_secondfirst) = 2 * (ge_balance_positive_inverse_secondfirstreal) /\ (ge_balance_negative_inverse_secondfirstreal) = 0) \/ exists ge_signed_half_inverse_secondfirstrealdecode. (((ge_representation_real_code_inverse_secondfirst) = 2 * ge_signed_half_inverse_secondfirstrealdecode + 1 /\ (ge_balance_positive_inverse_secondfirstreal) = 0) /\ (ge_balance_negative_inverse_secondfirstreal) = S ge_signed_half_inverse_secondfirstrealdecode))) /\ ((ge_first_rp_inverse_second) + ge_balance_negative_inverse_secondfirstreal = (ge_first_rn_inverse_second) + ge_balance_positive_inverse_secondfirstreal))) /\ (exists ge_balance_positive_inverse_secondfirstimaginary ge_balance_negative_inverse_secondfirstimaginary. (((((ge_representation_imaginary_code_inverse_secondfirst) = 2 * (ge_balance_positive_inverse_secondfirstimaginary) /\ (ge_balance_negative_inverse_secondfirstimaginary) = 0) \/ exists ge_signed_half_inverse_secondfirstimaginarydecode. (((ge_representation_imaginary_code_inverse_secondfirst) = 2 * ge_signed_half_inverse_secondfirstimaginarydecode + 1 /\ (ge_balance_positive_inverse_secondfirstimaginary) = 0) /\ (ge_balance_negative_inverse_secondfirstimaginary) = S ge_signed_half_inverse_secondfirstimaginarydecode))) /\ ((ge_first_ip_inverse_second) + ge_balance_negative_inverse_secondfirstimaginary = (ge_first_in_inverse_second) + ge_balance_positive_inverse_secondfirstimaginary)))))) /\ ((exists ge_representation_real_code_inverse_secondsecond ge_representation_imaginary_code_inverse_secondsecond. (((u) = ((ge_representation_real_code_inverse_secondsecond) + (ge_representation_imaginary_code_inverse_secondsecond)) * S ((ge_representation_real_code_inverse_secondsecond) + (ge_representation_imaginary_code_inverse_secondsecond)) + ((ge_representation_imaginary_code_inverse_secondsecond) + (ge_representation_imaginary_code_inverse_secondsecond))) /\ ((exists ge_balance_positive_inverse_secondsecondreal ge_balance_negative_inverse_secondsecondreal. (((((ge_representation_real_code_inverse_secondsecond) = 2 * (ge_balance_positive_inverse_secondsecondreal) /\ (ge_balance_negative_inverse_secondsecondreal) = 0) \/ exists ge_signed_half_inverse_secondsecondrealdecode. (((ge_representation_real_code_inverse_secondsecond) = 2 * ge_signed_half_inverse_secondsecondrealdecode + 1 /\ (ge_balance_positive_inverse_secondsecondreal) = 0) /\ (ge_balance_negative_inverse_secondsecondreal) = S ge_signed_half_inverse_secondsecondrealdecode))) /\ ((ge_second_rp_inverse_second) + ge_balance_negative_inverse_secondsecondreal = (ge_second_rn_inverse_second) + ge_balance_positive_inverse_secondsecondreal))) /\ (exists ge_balance_positive_inverse_secondsecondimaginary ge_balance_negative_inverse_secondsecondimaginary. (((((ge_representation_imaginary_code_inverse_secondsecond) = 2 * (ge_balance_positive_inverse_secondsecondimaginary) /\ (ge_balance_negative_inverse_secondsecondimaginary) = 0) \/ exists ge_signed_half_inverse_secondsecondimaginarydecode. (((ge_representation_imaginary_code_inverse_secondsecond) = 2 * ge_signed_half_inverse_secondsecondimaginarydecode + 1 /\ (ge_balance_positive_inverse_secondsecondimaginary) = 0) /\ (ge_balance_negative_inverse_secondsecondimaginary) = S ge_signed_half_inverse_secondsecondimaginarydecode))) /\ ((ge_second_ip_inverse_second) + ge_balance_negative_inverse_secondsecondimaginary = (ge_second_in_inverse_second) + ge_balance_positive_inverse_secondsecondimaginary)))))) /\ (exists ge_representation_real_code_inverse_secondoutput ge_representation_imaginary_code_inverse_secondoutput. (((6) = ((ge_representation_real_code_inverse_secondoutput) + (ge_representation_imaginary_code_inverse_secondoutput)) * S ((ge_representation_real_code_inverse_secondoutput) + (ge_representation_imaginary_code_inverse_secondoutput)) + ((ge_representation_imaginary_code_inverse_secondoutput) + (ge_representation_imaginary_code_inverse_secondoutput))) /\ ((exists ge_balance_positive_inverse_secondoutputreal ge_balance_negative_inverse_secondoutputreal. (((((ge_representation_real_code_inverse_secondoutput) = 2 * (ge_balance_positive_inverse_secondoutputreal) /\ (ge_balance_negative_inverse_secondoutputreal) = 0) \/ exists ge_signed_half_inverse_secondoutputrealdecode. (((ge_representation_real_code_inverse_secondoutput) = 2 * ge_signed_half_inverse_secondoutputrealdecode + 1 /\ (ge_balance_positive_inverse_secondoutputreal) = 0) /\ (ge_balance_negative_inverse_secondoutputreal) = S ge_signed_half_inverse_secondoutputrealdecode))) /\ ((((((((ge_first_rp_inverse_second) * (ge_second_rp_inverse_second))) + (((ge_first_rn_inverse_second) * (ge_second_rn_inverse_second))))) + (((((ge_first_ip_inverse_second) * (ge_second_in_inverse_second))) + (((ge_first_in_inverse_second) * (ge_second_ip_inverse_second))))))) + ge_balance_negative_inverse_secondoutputreal = (((((((ge_first_rp_inverse_second) * (ge_second_rn_inverse_second))) + (((ge_first_rn_inverse_second) * (ge_second_rp_inverse_second))))) + (((((ge_first_ip_inverse_second) * (ge_second_ip_inverse_second))) + (((ge_first_in_inverse_second) * (ge_second_in_inverse_second))))))) + ge_balance_positive_inverse_secondoutputreal))) /\ (exists ge_balance_positive_inverse_secondoutputimaginary ge_balance_negative_inverse_secondoutputimaginary. (((((ge_representation_imaginary_code_inverse_secondoutput) = 2 * (ge_balance_positive_inverse_secondoutputimaginary) /\ (ge_balance_negative_inverse_secondoutputimaginary) = 0) \/ exists ge_signed_half_inverse_secondoutputimaginarydecode. (((ge_representation_imaginary_code_inverse_secondoutput) = 2 * ge_signed_half_inverse_secondoutputimaginarydecode + 1 /\ (ge_balance_positive_inverse_secondoutputimaginary) = 0) /\ (ge_balance_negative_inverse_secondoutputimaginary) = S ge_signed_half_inverse_secondoutputimaginarydecode))) /\ ((((((((ge_first_rp_inverse_second) * (ge_second_ip_inverse_second))) + (((ge_first_rn_inverse_second) * (ge_second_in_inverse_second))))) + (((((ge_first_ip_inverse_second) * (ge_second_rp_inverse_second))) + (((ge_first_in_inverse_second) * (ge_second_rn_inverse_second))))))) + ge_balance_negative_inverse_secondoutputimaginary = (((((((ge_first_rp_inverse_second) * (ge_second_in_inverse_second))) + (((ge_first_rn_inverse_second) * (ge_second_ip_inverse_second))))) + (((((ge_first_ip_inverse_second) * (ge_second_rn_inverse_second))) + (((ge_first_in_inverse_second) * (ge_second_rp_inverse_second))))))) + ge_balance_positive_inverse_secondoutputimaginary))))))))))

Complete tactic proof in conservative notation

All 18 original proof lines are preserved. Only local proposition formulas are abbreviated; every abbreviation has an exact binder-safe expansion check. The linked exact edition contains the unchanged replay script.

Read the argument

Proof checkpoints

18 script commands · 8 reading checkpoints · 0 local claims

This is a reading aid, not a new proof or a proof-tree certificate. Checkpoint groups are consecutive commands, not inferred branch boundaries. Every step links to the preserved script.

Definition notation is shown below. Open the paired exact edition for the original native formulas. Source pairing is not a new equivalence certificate.

Named ingredients (1)
01Fix variables and assumptionsL1–2

Work with arbitrary variables or the premises of the current implication.

  1. L1
    intro u
  2. L2
    intro h
02Separate the logical casesL3–3

Follow the explicit conjunction, disjunction, witness, or contradiction step recorded below.

  1. L3
    cases h
03Construct an explicit witnessL4–4

Supply the displayed value, then prove that it has the required property.

  1. L4
    exists (x)
04Separate the logical casesL5–5

Follow the explicit conjunction, disjunction, witness, or contradiction step recorded below.

  1. L5
    split
05Construct an explicit witnessL6–6

Supply the displayed value, then prove that it has the required property.

  1. L6
    exists (u)
06Use earlier factsL7–11

Instantiate or apply named facts and discharge the corresponding proof obligations.

  1. L7
    specialize gaussian_multiply_commutative (u)
  2. L8
    specialize gaussian_multiply_commutative (x)
  3. L9
    specialize gaussian_multiply_commutative (6)
  4. L10
    apply gaussian_multiply_commutative
  5. L11
    exact h_witness
07Separate the logical casesL12–12

Follow the explicit conjunction, disjunction, witness, or contradiction step recorded below.

  1. L12
    split
08Use earlier factsL13–18

Instantiate or apply named facts and discharge the corresponding proof obligations.

  1. L13
    exact h_witness
  2. L14
    specialize gaussian_multiply_commutative (u)
  3. L15
    specialize gaussian_multiply_commutative (x)
  4. L16
    specialize gaussian_multiply_commutative (6)
  5. L17
    apply gaussian_multiply_commutative
  6. L18
    exact h_witness

Library-wide reading audit

Original defined command ledger · 18 lines
  1. 0001intro u
  2. 0002intro h
  3. 0003cases h
  4. 0004exists (x)
  5. 0005split
  6. 0006exists (u)
  7. 0007specialize gaussian_multiply_commutative (u)
  8. 0008specialize gaussian_multiply_commutative (x)
  9. 0009specialize gaussian_multiply_commutative (6)
  10. 0010apply gaussian_multiply_commutative
  11. 0011exact h_witness
  12. 0012split
  13. 0013exact h_witness
  14. 0014specialize gaussian_multiply_commutative (u)
  15. 0015specialize gaussian_multiply_commutative (x)
  16. 0016specialize gaussian_multiply_commutative (6)
  17. 0017apply gaussian_multiply_commutative
  18. 0018exact h_witness