GF008B

gaussian_product_value_transport

Alpha v34 independently verified · alpha_closed; checked-use authorized; not Stable

Equality of actual canonical product values transports the endpoint of a real beta multiplication trace.

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.

Exact expanded first-order arithmetic statement

forall b c l P Q. P=Q -> (exists gr_product_trace_value_transport_product gr_product_scale_value_transport_product. ((((exists ff_h_gprod_value_transport_productstart. ff_h_gprod_value_transport_productstart + S (6) = S ((S (0)) * gr_product_scale_value_transport_product)) /\ exists ff_q_gprod_value_transport_productstart. gr_product_trace_value_transport_product = ff_q_gprod_value_transport_productstart * S ((S (0)) * gr_product_scale_value_transport_product) + (6))) /\ ((((exists ff_h_gprod_value_transport_productend. ff_h_gprod_value_transport_productend + S (P) = S ((S (l)) * gr_product_scale_value_transport_product)) /\ exists ff_q_gprod_value_transport_productend. gr_product_trace_value_transport_product = ff_q_gprod_value_transport_productend * S ((S (l)) * gr_product_scale_value_transport_product) + (P))) /\ (forall gr_product_index_value_transport_productsteps. (exists ge_gap_value_transport_productstepsindex_bound. ge_gap_value_transport_productstepsindex_bound + S (gr_product_index_value_transport_productsteps) = (l)) -> exists gr_product_factor_value_transport_productsteps gr_product_before_value_transport_productsteps gr_product_after_value_transport_productsteps. ((((exists ff_h_gprod_value_transport_productstepsfactor. ff_h_gprod_value_transport_productstepsfactor + S (gr_product_factor_value_transport_productsteps) = S ((S (gr_product_index_value_transport_productsteps)) * c)) /\ exists ff_q_gprod_value_transport_productstepsfactor. b = ff_q_gprod_value_transport_productstepsfactor * S ((S (gr_product_index_value_transport_productsteps)) * c) + (gr_product_factor_value_transport_productsteps))) /\ ((((exists ff_h_gprod_value_transport_productstepsbefore. ff_h_gprod_value_transport_productstepsbefore + S (gr_product_before_value_transport_productsteps) = S ((S (gr_product_index_value_transport_productsteps)) * gr_product_scale_value_transport_product)) /\ exists ff_q_gprod_value_transport_productstepsbefore. gr_product_trace_value_transport_product = ff_q_gprod_value_transport_productstepsbefore * S ((S (gr_product_index_value_transport_productsteps)) * gr_product_scale_value_transport_product) + (gr_product_before_value_transport_productsteps))) /\ ((((exists ff_h_gprod_value_transport_productstepsafter. ff_h_gprod_value_transport_productstepsafter + S (gr_product_after_value_transport_productsteps) = S ((S (S (gr_product_index_value_transport_productsteps))) * gr_product_scale_value_transport_product)) /\ exists ff_q_gprod_value_transport_productstepsafter. gr_product_trace_value_transport_product = ff_q_gprod_value_transport_productstepsafter * S ((S (S (gr_product_index_value_transport_productsteps))) * gr_product_scale_value_transport_product) + (gr_product_after_value_transport_productsteps))) /\ (exists ge_first_rp_value_transport_productstepsmultiply ge_first_rn_value_transport_productstepsmultiply ge_first_ip_value_transport_productstepsmultiply ge_first_in_value_transport_productstepsmultiply ge_second_rp_value_transport_productstepsmultiply ge_second_rn_value_transport_productstepsmultiply ge_second_ip_value_transport_productstepsmultiply ge_second_in_value_transport_productstepsmultiply. ((exists ge_representation_real_code_value_transport_productstepsmultiplyfirst ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst. (((gr_product_before_value_transport_productsteps) = ((ge_representation_real_code_value_transport_productstepsmultiplyfirst) + (ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst)) * S ((ge_representation_real_code_value_transport_productstepsmultiplyfirst) + (ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst)) + ((ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst) + (ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst))) /\ ((exists ge_balance_positive_value_transport_productstepsmultiplyfirstreal ge_balance_negative_value_transport_productstepsmultiplyfirstreal. (((((ge_representation_real_code_value_transport_productstepsmultiplyfirst) = 2 * (ge_balance_positive_value_transport_productstepsmultiplyfirstreal) /\ (ge_balance_negative_value_transport_productstepsmultiplyfirstreal) = 0) \/ exists ge_signed_half_value_transport_productstepsmultiplyfirstrealdecode. (((ge_representation_real_code_value_transport_productstepsmultiplyfirst) = 2 * ge_signed_half_value_transport_productstepsmultiplyfirstrealdecode + 1 /\ (ge_balance_positive_value_transport_productstepsmultiplyfirstreal) = 0) /\ (ge_balance_negative_value_transport_productstepsmultiplyfirstreal) = S ge_signed_half_value_transport_productstepsmultiplyfirstrealdecode))) /\ ((ge_first_rp_value_transport_productstepsmultiply) + ge_balance_negative_value_transport_productstepsmultiplyfirstreal = (ge_first_rn_value_transport_productstepsmultiply) + ge_balance_positive_value_transport_productstepsmultiplyfirstreal))) /\ (exists ge_balance_positive_value_transport_productstepsmultiplyfirstimaginary ge_balance_negative_value_transport_productstepsmultiplyfirstimaginary. (((((ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst) = 2 * (ge_balance_positive_value_transport_productstepsmultiplyfirstimaginary) /\ (ge_balance_negative_value_transport_productstepsmultiplyfirstimaginary) = 0) \/ exists ge_signed_half_value_transport_productstepsmultiplyfirstimaginarydecode. (((ge_representation_imaginary_code_value_transport_productstepsmultiplyfirst) = 2 * ge_signed_half_value_transport_productstepsmultiplyfirstimaginarydecode + 1 /\ (ge_balance_positive_value_transport_productstepsmultiplyfirstimaginary) = 0) /\ (ge_balance_negative_value_transport_productstepsmultiplyfirstimaginary) = S ge_signed_half_value_transport_productstepsmultiplyfirstimaginarydecode))) /\ ((ge_first_ip_value_transport_productstepsmultiply) + ge_balance_negative_value_transport_productstepsmultiplyfirstimaginary = (ge_first_in_value_transport_productstepsmultiply) + ge_balance_positive_value_transport_productstepsmultiplyfirstimaginary)))))) /\ ((exists ge_representation_real_code_value_transport_productstepsmultiplysecond ge_representation_imaginary_code_value_transport_productstepsmultiplysecond. (((gr_product_factor_value_transport_productsteps) = ((ge_representation_real_code_value_transport_productstepsmultiplysecond) + (ge_representation_imaginary_code_value_transport_productstepsmultiplysecond)) * S ((ge_representation_real_code_value_transport_productstepsmultiplysecond) + (ge_representation_imaginary_code_value_transport_productstepsmultiplysecond)) + ((ge_representation_imaginary_code_value_transport_productstepsmultiplysecond) + (ge_representation_imaginary_code_value_transport_productstepsmultiplysecond))) /\ ((exists ge_balance_positive_value_transport_productstepsmultiplysecondreal ge_balance_negative_value_transport_productstepsmultiplysecondreal. (((((ge_representation_real_code_value_transport_productstepsmultiplysecond) = 2 * (ge_balance_positive_value_transport_productstepsmultiplysecondreal) /\ (ge_balance_negative_value_transport_productstepsmultiplysecondreal) = 0) \/ exists ge_signed_half_value_transport_productstepsmultiplysecondrealdecode. (((ge_representation_real_code_value_transport_productstepsmultiplysecond) = 2 * ge_signed_half_value_transport_productstepsmultiplysecondrealdecode + 1 /\ (ge_balance_positive_value_transport_productstepsmultiplysecondreal) = 0) /\ (ge_balance_negative_value_transport_productstepsmultiplysecondreal) = S ge_signed_half_value_transport_productstepsmultiplysecondrealdecode))) /\ ((ge_second_rp_value_transport_productstepsmultiply) + ge_balance_negative_value_transport_productstepsmultiplysecondreal = (ge_second_rn_value_transport_productstepsmultiply) + ge_balance_positive_value_transport_productstepsmultiplysecondreal))) /\ (exists ge_balance_positive_value_transport_productstepsmultiplysecondimaginary ge_balance_negative_value_transport_productstepsmultiplysecondimaginary. (((((ge_representation_imaginary_code_value_transport_productstepsmultiplysecond) = 2 * (ge_balance_positive_value_transport_productstepsmultiplysecondimaginary) /\ (ge_balance_negative_value_transport_productstepsmultiplysecondimaginary) = 0) \/ exists ge_signed_half_value_transport_productstepsmultiplysecondimaginarydecode. (((ge_representation_imaginary_code_value_transport_productstepsmultiplysecond) = 2 * ge_signed_half_value_transport_productstepsmultiplysecondimaginarydecode + 1 /\ (ge_balance_positive_value_transport_productstepsmultiplysecondimaginary) = 0) /\ (ge_balance_negative_value_transport_productstepsmultiplysecondimaginary) = S ge_signed_half_value_transport_productstepsmultiplysecondimaginarydecode))) /\ ((ge_second_ip_value_transport_productstepsmultiply) + ge_balance_negative_value_transport_productstepsmultiplysecondimaginary = (ge_second_in_value_transport_productstepsmultiply) + ge_balance_positive_value_transport_productstepsmultiplysecondimaginary)))))) /\ (exists ge_representation_real_code_value_transport_productstepsmultiplyoutput ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput. (((gr_product_after_value_transport_productsteps) = ((ge_representation_real_code_value_transport_productstepsmultiplyoutput) + (ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput)) * S ((ge_representation_real_code_value_transport_productstepsmultiplyoutput) + (ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput)) + ((ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput) + (ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput))) /\ ((exists ge_balance_positive_value_transport_productstepsmultiplyoutputreal ge_balance_negative_value_transport_productstepsmultiplyoutputreal. (((((ge_representation_real_code_value_transport_productstepsmultiplyoutput) = 2 * (ge_balance_positive_value_transport_productstepsmultiplyoutputreal) /\ (ge_balance_negative_value_transport_productstepsmultiplyoutputreal) = 0) \/ exists ge_signed_half_value_transport_productstepsmultiplyoutputrealdecode. (((ge_representation_real_code_value_transport_productstepsmultiplyoutput) = 2 * ge_signed_half_value_transport_productstepsmultiplyoutputrealdecode + 1 /\ (ge_balance_positive_value_transport_productstepsmultiplyoutputreal) = 0) /\ (ge_balance_negative_value_transport_productstepsmultiplyoutputreal) = S ge_signed_half_value_transport_productstepsmultiplyoutputrealdecode))) /\ ((((((((ge_first_rp_value_transport_productstepsmultiply) * (ge_second_rp_value_transport_productstepsmultiply))) + (((ge_first_rn_value_transport_productstepsmultiply) * (ge_second_rn_value_transport_productstepsmultiply))))) + (((((ge_first_ip_value_transport_productstepsmultiply) * (ge_second_in_value_transport_productstepsmultiply))) + (((ge_first_in_value_transport_productstepsmultiply) * (ge_second_ip_value_transport_productstepsmultiply))))))) + ge_balance_negative_value_transport_productstepsmultiplyoutputreal = (((((((ge_first_rp_value_transport_productstepsmultiply) * (ge_second_rn_value_transport_productstepsmultiply))) + (((ge_first_rn_value_transport_productstepsmultiply) * (ge_second_rp_value_transport_productstepsmultiply))))) + (((((ge_first_ip_value_transport_productstepsmultiply) * (ge_second_ip_value_transport_productstepsmultiply))) + (((ge_first_in_value_transport_productstepsmultiply) * (ge_second_in_value_transport_productstepsmultiply))))))) + ge_balance_positive_value_transport_productstepsmultiplyoutputreal))) /\ (exists ge_balance_positive_value_transport_productstepsmultiplyoutputimaginary ge_balance_negative_value_transport_productstepsmultiplyoutputimaginary. (((((ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput) = 2 * (ge_balance_positive_value_transport_productstepsmultiplyoutputimaginary) /\ (ge_balance_negative_value_transport_productstepsmultiplyoutputimaginary) = 0) \/ exists ge_signed_half_value_transport_productstepsmultiplyoutputimaginarydecode. (((ge_representation_imaginary_code_value_transport_productstepsmultiplyoutput) = 2 * ge_signed_half_value_transport_productstepsmultiplyoutputimaginarydecode + 1 /\ (ge_balance_positive_value_transport_productstepsmultiplyoutputimaginary) = 0) /\ (ge_balance_negative_value_transport_productstepsmultiplyoutputimaginary) = S ge_signed_half_value_transport_productstepsmultiplyoutputimaginarydecode))) /\ ((((((((ge_first_rp_value_transport_productstepsmultiply) * (ge_second_ip_value_transport_productstepsmultiply))) + (((ge_first_rn_value_transport_productstepsmultiply) * (ge_second_in_value_transport_productstepsmultiply))))) + (((((ge_first_ip_value_transport_productstepsmultiply) * (ge_second_rp_value_transport_productstepsmultiply))) + (((ge_first_in_value_transport_productstepsmultiply) * (ge_second_rn_value_transport_productstepsmultiply))))))) + ge_balance_negative_value_transport_productstepsmultiplyoutputimaginary = (((((((ge_first_rp_value_transport_productstepsmultiply) * (ge_second_in_value_transport_productstepsmultiply))) + (((ge_first_rn_value_transport_productstepsmultiply) * (ge_second_ip_value_transport_productstepsmultiply))))) + (((((ge_first_ip_value_transport_productstepsmultiply) * (ge_second_rn_value_transport_productstepsmultiply))) + (((ge_first_in_value_transport_productstepsmultiply) * (ge_second_rp_value_transport_productstepsmultiply))))))) + ge_balance_positive_value_transport_productstepsmultiplyoutputimaginary)))))))))))))))) -> (exists gr_product_trace_value_transport_result gr_product_scale_value_transport_result. ((((exists ff_h_gprod_value_transport_resultstart. ff_h_gprod_value_transport_resultstart + S (6) = S ((S (0)) * gr_product_scale_value_transport_result)) /\ exists ff_q_gprod_value_transport_resultstart. gr_product_trace_value_transport_result = ff_q_gprod_value_transport_resultstart * S ((S (0)) * gr_product_scale_value_transport_result) + (6))) /\ ((((exists ff_h_gprod_value_transport_resultend. ff_h_gprod_value_transport_resultend + S (Q) = S ((S (l)) * gr_product_scale_value_transport_result)) /\ exists ff_q_gprod_value_transport_resultend. gr_product_trace_value_transport_result = ff_q_gprod_value_transport_resultend * S ((S (l)) * gr_product_scale_value_transport_result) + (Q))) /\ (forall gr_product_index_value_transport_resultsteps. (exists ge_gap_value_transport_resultstepsindex_bound. ge_gap_value_transport_resultstepsindex_bound + S (gr_product_index_value_transport_resultsteps) = (l)) -> exists gr_product_factor_value_transport_resultsteps gr_product_before_value_transport_resultsteps gr_product_after_value_transport_resultsteps. ((((exists ff_h_gprod_value_transport_resultstepsfactor. ff_h_gprod_value_transport_resultstepsfactor + S (gr_product_factor_value_transport_resultsteps) = S ((S (gr_product_index_value_transport_resultsteps)) * c)) /\ exists ff_q_gprod_value_transport_resultstepsfactor. b = ff_q_gprod_value_transport_resultstepsfactor * S ((S (gr_product_index_value_transport_resultsteps)) * c) + (gr_product_factor_value_transport_resultsteps))) /\ ((((exists ff_h_gprod_value_transport_resultstepsbefore. ff_h_gprod_value_transport_resultstepsbefore + S (gr_product_before_value_transport_resultsteps) = S ((S (gr_product_index_value_transport_resultsteps)) * gr_product_scale_value_transport_result)) /\ exists ff_q_gprod_value_transport_resultstepsbefore. gr_product_trace_value_transport_result = ff_q_gprod_value_transport_resultstepsbefore * S ((S (gr_product_index_value_transport_resultsteps)) * gr_product_scale_value_transport_result) + (gr_product_before_value_transport_resultsteps))) /\ ((((exists ff_h_gprod_value_transport_resultstepsafter. ff_h_gprod_value_transport_resultstepsafter + S (gr_product_after_value_transport_resultsteps) = S ((S (S (gr_product_index_value_transport_resultsteps))) * gr_product_scale_value_transport_result)) /\ exists ff_q_gprod_value_transport_resultstepsafter. gr_product_trace_value_transport_result = ff_q_gprod_value_transport_resultstepsafter * S ((S (S (gr_product_index_value_transport_resultsteps))) * gr_product_scale_value_transport_result) + (gr_product_after_value_transport_resultsteps))) /\ (exists ge_first_rp_value_transport_resultstepsmultiply ge_first_rn_value_transport_resultstepsmultiply ge_first_ip_value_transport_resultstepsmultiply ge_first_in_value_transport_resultstepsmultiply ge_second_rp_value_transport_resultstepsmultiply ge_second_rn_value_transport_resultstepsmultiply ge_second_ip_value_transport_resultstepsmultiply ge_second_in_value_transport_resultstepsmultiply. ((exists ge_representation_real_code_value_transport_resultstepsmultiplyfirst ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst. (((gr_product_before_value_transport_resultsteps) = ((ge_representation_real_code_value_transport_resultstepsmultiplyfirst) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst)) * S ((ge_representation_real_code_value_transport_resultstepsmultiplyfirst) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst)) + ((ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst))) /\ ((exists ge_balance_positive_value_transport_resultstepsmultiplyfirstreal ge_balance_negative_value_transport_resultstepsmultiplyfirstreal. (((((ge_representation_real_code_value_transport_resultstepsmultiplyfirst) = 2 * (ge_balance_positive_value_transport_resultstepsmultiplyfirstreal) /\ (ge_balance_negative_value_transport_resultstepsmultiplyfirstreal) = 0) \/ exists ge_signed_half_value_transport_resultstepsmultiplyfirstrealdecode. (((ge_representation_real_code_value_transport_resultstepsmultiplyfirst) = 2 * ge_signed_half_value_transport_resultstepsmultiplyfirstrealdecode + 1 /\ (ge_balance_positive_value_transport_resultstepsmultiplyfirstreal) = 0) /\ (ge_balance_negative_value_transport_resultstepsmultiplyfirstreal) = S ge_signed_half_value_transport_resultstepsmultiplyfirstrealdecode))) /\ ((ge_first_rp_value_transport_resultstepsmultiply) + ge_balance_negative_value_transport_resultstepsmultiplyfirstreal = (ge_first_rn_value_transport_resultstepsmultiply) + ge_balance_positive_value_transport_resultstepsmultiplyfirstreal))) /\ (exists ge_balance_positive_value_transport_resultstepsmultiplyfirstimaginary ge_balance_negative_value_transport_resultstepsmultiplyfirstimaginary. (((((ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst) = 2 * (ge_balance_positive_value_transport_resultstepsmultiplyfirstimaginary) /\ (ge_balance_negative_value_transport_resultstepsmultiplyfirstimaginary) = 0) \/ exists ge_signed_half_value_transport_resultstepsmultiplyfirstimaginarydecode. (((ge_representation_imaginary_code_value_transport_resultstepsmultiplyfirst) = 2 * ge_signed_half_value_transport_resultstepsmultiplyfirstimaginarydecode + 1 /\ (ge_balance_positive_value_transport_resultstepsmultiplyfirstimaginary) = 0) /\ (ge_balance_negative_value_transport_resultstepsmultiplyfirstimaginary) = S ge_signed_half_value_transport_resultstepsmultiplyfirstimaginarydecode))) /\ ((ge_first_ip_value_transport_resultstepsmultiply) + ge_balance_negative_value_transport_resultstepsmultiplyfirstimaginary = (ge_first_in_value_transport_resultstepsmultiply) + ge_balance_positive_value_transport_resultstepsmultiplyfirstimaginary)))))) /\ ((exists ge_representation_real_code_value_transport_resultstepsmultiplysecond ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond. (((gr_product_factor_value_transport_resultsteps) = ((ge_representation_real_code_value_transport_resultstepsmultiplysecond) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond)) * S ((ge_representation_real_code_value_transport_resultstepsmultiplysecond) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond)) + ((ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond))) /\ ((exists ge_balance_positive_value_transport_resultstepsmultiplysecondreal ge_balance_negative_value_transport_resultstepsmultiplysecondreal. (((((ge_representation_real_code_value_transport_resultstepsmultiplysecond) = 2 * (ge_balance_positive_value_transport_resultstepsmultiplysecondreal) /\ (ge_balance_negative_value_transport_resultstepsmultiplysecondreal) = 0) \/ exists ge_signed_half_value_transport_resultstepsmultiplysecondrealdecode. (((ge_representation_real_code_value_transport_resultstepsmultiplysecond) = 2 * ge_signed_half_value_transport_resultstepsmultiplysecondrealdecode + 1 /\ (ge_balance_positive_value_transport_resultstepsmultiplysecondreal) = 0) /\ (ge_balance_negative_value_transport_resultstepsmultiplysecondreal) = S ge_signed_half_value_transport_resultstepsmultiplysecondrealdecode))) /\ ((ge_second_rp_value_transport_resultstepsmultiply) + ge_balance_negative_value_transport_resultstepsmultiplysecondreal = (ge_second_rn_value_transport_resultstepsmultiply) + ge_balance_positive_value_transport_resultstepsmultiplysecondreal))) /\ (exists ge_balance_positive_value_transport_resultstepsmultiplysecondimaginary ge_balance_negative_value_transport_resultstepsmultiplysecondimaginary. (((((ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond) = 2 * (ge_balance_positive_value_transport_resultstepsmultiplysecondimaginary) /\ (ge_balance_negative_value_transport_resultstepsmultiplysecondimaginary) = 0) \/ exists ge_signed_half_value_transport_resultstepsmultiplysecondimaginarydecode. (((ge_representation_imaginary_code_value_transport_resultstepsmultiplysecond) = 2 * ge_signed_half_value_transport_resultstepsmultiplysecondimaginarydecode + 1 /\ (ge_balance_positive_value_transport_resultstepsmultiplysecondimaginary) = 0) /\ (ge_balance_negative_value_transport_resultstepsmultiplysecondimaginary) = S ge_signed_half_value_transport_resultstepsmultiplysecondimaginarydecode))) /\ ((ge_second_ip_value_transport_resultstepsmultiply) + ge_balance_negative_value_transport_resultstepsmultiplysecondimaginary = (ge_second_in_value_transport_resultstepsmultiply) + ge_balance_positive_value_transport_resultstepsmultiplysecondimaginary)))))) /\ (exists ge_representation_real_code_value_transport_resultstepsmultiplyoutput ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput. (((gr_product_after_value_transport_resultsteps) = ((ge_representation_real_code_value_transport_resultstepsmultiplyoutput) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput)) * S ((ge_representation_real_code_value_transport_resultstepsmultiplyoutput) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput)) + ((ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput) + (ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput))) /\ ((exists ge_balance_positive_value_transport_resultstepsmultiplyoutputreal ge_balance_negative_value_transport_resultstepsmultiplyoutputreal. (((((ge_representation_real_code_value_transport_resultstepsmultiplyoutput) = 2 * (ge_balance_positive_value_transport_resultstepsmultiplyoutputreal) /\ (ge_balance_negative_value_transport_resultstepsmultiplyoutputreal) = 0) \/ exists ge_signed_half_value_transport_resultstepsmultiplyoutputrealdecode. (((ge_representation_real_code_value_transport_resultstepsmultiplyoutput) = 2 * ge_signed_half_value_transport_resultstepsmultiplyoutputrealdecode + 1 /\ (ge_balance_positive_value_transport_resultstepsmultiplyoutputreal) = 0) /\ (ge_balance_negative_value_transport_resultstepsmultiplyoutputreal) = S ge_signed_half_value_transport_resultstepsmultiplyoutputrealdecode))) /\ ((((((((ge_first_rp_value_transport_resultstepsmultiply) * (ge_second_rp_value_transport_resultstepsmultiply))) + (((ge_first_rn_value_transport_resultstepsmultiply) * (ge_second_rn_value_transport_resultstepsmultiply))))) + (((((ge_first_ip_value_transport_resultstepsmultiply) * (ge_second_in_value_transport_resultstepsmultiply))) + (((ge_first_in_value_transport_resultstepsmultiply) * (ge_second_ip_value_transport_resultstepsmultiply))))))) + ge_balance_negative_value_transport_resultstepsmultiplyoutputreal = (((((((ge_first_rp_value_transport_resultstepsmultiply) * (ge_second_rn_value_transport_resultstepsmultiply))) + (((ge_first_rn_value_transport_resultstepsmultiply) * (ge_second_rp_value_transport_resultstepsmultiply))))) + (((((ge_first_ip_value_transport_resultstepsmultiply) * (ge_second_ip_value_transport_resultstepsmultiply))) + (((ge_first_in_value_transport_resultstepsmultiply) * (ge_second_in_value_transport_resultstepsmultiply))))))) + ge_balance_positive_value_transport_resultstepsmultiplyoutputreal))) /\ (exists ge_balance_positive_value_transport_resultstepsmultiplyoutputimaginary ge_balance_negative_value_transport_resultstepsmultiplyoutputimaginary. (((((ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput) = 2 * (ge_balance_positive_value_transport_resultstepsmultiplyoutputimaginary) /\ (ge_balance_negative_value_transport_resultstepsmultiplyoutputimaginary) = 0) \/ exists ge_signed_half_value_transport_resultstepsmultiplyoutputimaginarydecode. (((ge_representation_imaginary_code_value_transport_resultstepsmultiplyoutput) = 2 * ge_signed_half_value_transport_resultstepsmultiplyoutputimaginarydecode + 1 /\ (ge_balance_positive_value_transport_resultstepsmultiplyoutputimaginary) = 0) /\ (ge_balance_negative_value_transport_resultstepsmultiplyoutputimaginary) = S ge_signed_half_value_transport_resultstepsmultiplyoutputimaginarydecode))) /\ ((((((((ge_first_rp_value_transport_resultstepsmultiply) * (ge_second_ip_value_transport_resultstepsmultiply))) + (((ge_first_rn_value_transport_resultstepsmultiply) * (ge_second_in_value_transport_resultstepsmultiply))))) + (((((ge_first_ip_value_transport_resultstepsmultiply) * (ge_second_rp_value_transport_resultstepsmultiply))) + (((ge_first_in_value_transport_resultstepsmultiply) * (ge_second_rn_value_transport_resultstepsmultiply))))))) + ge_balance_negative_value_transport_resultstepsmultiplyoutputimaginary = (((((((ge_first_rp_value_transport_resultstepsmultiply) * (ge_second_in_value_transport_resultstepsmultiply))) + (((ge_first_rn_value_transport_resultstepsmultiply) * (ge_second_ip_value_transport_resultstepsmultiply))))) + (((((ge_first_ip_value_transport_resultstepsmultiply) * (ge_second_rn_value_transport_resultstepsmultiply))) + (((ge_first_in_value_transport_resultstepsmultiply) * (ge_second_rp_value_transport_resultstepsmultiply))))))) + ge_balance_positive_value_transport_resultstepsmultiplyoutputimaginary))))))))))))))))

Constructive proof overview

Generated structural guide

Equality of actual canonical product values transports the endpoint of a real beta multiplication trace.

The unchanged tactic script uses 0 declared prerequisites and contains 10 exact native proof lines.

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

Proof neighborhood

Direct dependencies

none

Direct dependents

Formal native tactic body

Dependencies are introduced as named hypotheses before line 1. Local theorem links identify exact declared prerequisites. This exact body belongs to a complete independently kernel-checked constructive proof bundle and has Alpha checked-use authority; it does not imply Stable membership.

Read the argument

Proof checkpoints

10 script commands · 3 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.

01Fix variables and assumptionsL1–7

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

  1. L1
    intro b
  2. L2
    intro c
  3. L3
    intro l
  4. L4
    intro P
  5. L5
    intro Q
  6. L6
    intro heq
  7. L7
    intro h
02Calculate and transport equalitiesL8–9

Carry out the recorded arithmetic or equality steps; inspect the exact commands for their direction and premises.

  1. L8
    rewrite heq at h
  2. L9
    rewrite heq at h
03Use earlier factsL10–10

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

  1. L10
    exact h

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Original exact command ledger · 10 lines
  1. 0001intro b
  2. 0002intro c
  3. 0003intro l
  4. 0004intro P
  5. 0005intro Q
  6. 0006intro heq
  7. 0007intro h
  8. 0008rewrite heq at h
  9. 0009rewrite heq at h
  10. 0010exact h