BT00TP

central_binom_positive

Alpha body-checked ยท checked-use disabled

Every relational central-binomial value is a successor.

Exact expanded PA statement

forall n z. (((exists bcf_lt_gap_bcbp_source_out_of_range. bcf_lt_gap_bcbp_source_out_of_range + S (n + n) = n) /\ z = 0) \/ ((exists bcf_le_gap_bcbp_source_in_range. bcf_le_gap_bcbp_source_in_range + (n) = n + n) /\ (exists bcf_row_code_code_bcbp_source bcf_row_code_scale_bcbp_source bcf_row_scale_code_bcbp_source bcf_row_scale_scale_bcbp_source bcf_row_code_bcbp_source bcf_row_scale_bcbp_source. ((forall bcf_row_index_bcbp_source_table. (exists bcf_lt_gap_bcbp_source_table_row_bound. bcf_lt_gap_bcbp_source_table_row_bound + S (bcf_row_index_bcbp_source_table) = S (n + n)) -> exists bcf_row_code_bcbp_source_table bcf_row_scale_bcbp_source_table. ((((exists bcf_height_bcbp_source_table_decoded_row_code. bcf_height_bcbp_source_table_decoded_row_code + S (bcf_row_code_bcbp_source_table) = S ((S (bcf_row_index_bcbp_source_table)) * bcf_row_code_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_table_decoded_row_code. bcf_row_code_code_bcbp_source = bcf_quotient_bcbp_source_table_decoded_row_code * S ((S (bcf_row_index_bcbp_source_table)) * bcf_row_code_scale_bcbp_source) + (bcf_row_code_bcbp_source_table))) /\ ((((exists bcf_height_bcbp_source_table_decoded_row_scale. bcf_height_bcbp_source_table_decoded_row_scale + S (bcf_row_scale_bcbp_source_table) = S ((S (bcf_row_index_bcbp_source_table)) * bcf_row_scale_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_table_decoded_row_scale. bcf_row_scale_code_bcbp_source = bcf_quotient_bcbp_source_table_decoded_row_scale * S ((S (bcf_row_index_bcbp_source_table)) * bcf_row_scale_scale_bcbp_source) + (bcf_row_scale_bcbp_source_table))) /\ ((bcf_row_index_bcbp_source_table = 0 /\ (forall bcf_index_bcbp_source_table_zero_row. (exists bcf_lt_gap_bcbp_source_table_zero_row_bound. bcf_lt_gap_bcbp_source_table_zero_row_bound + S (bcf_index_bcbp_source_table_zero_row) = S (n + n)) -> exists bcf_value_bcbp_source_table_zero_row. ((((exists bcf_height_bcbp_source_table_zero_row_entry. bcf_height_bcbp_source_table_zero_row_entry + S (bcf_value_bcbp_source_table_zero_row) = S ((S (bcf_index_bcbp_source_table_zero_row)) * bcf_row_scale_bcbp_source_table)) /\ exists bcf_quotient_bcbp_source_table_zero_row_entry. bcf_row_code_bcbp_source_table = bcf_quotient_bcbp_source_table_zero_row_entry * S ((S (bcf_index_bcbp_source_table_zero_row)) * bcf_row_scale_bcbp_source_table) + (bcf_value_bcbp_source_table_zero_row))) /\ ((bcf_index_bcbp_source_table_zero_row = 0 /\ bcf_value_bcbp_source_table_zero_row = 1) \/ exists bcf_predecessor_bcbp_source_table_zero_row. bcf_index_bcbp_source_table_zero_row = S bcf_predecessor_bcbp_source_table_zero_row /\ bcf_value_bcbp_source_table_zero_row = 0)))) \/ exists bcf_predecessor_bcbp_source_table bcf_previous_code_bcbp_source_table bcf_previous_scale_bcbp_source_table. bcf_row_index_bcbp_source_table = S bcf_predecessor_bcbp_source_table /\ ((((exists bcf_height_bcbp_source_table_decoded_previous_code. bcf_height_bcbp_source_table_decoded_previous_code + S (bcf_previous_code_bcbp_source_table) = S ((S (bcf_predecessor_bcbp_source_table)) * bcf_row_code_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_table_decoded_previous_code. bcf_row_code_code_bcbp_source = bcf_quotient_bcbp_source_table_decoded_previous_code * S ((S (bcf_predecessor_bcbp_source_table)) * bcf_row_code_scale_bcbp_source) + (bcf_previous_code_bcbp_source_table))) /\ ((((exists bcf_height_bcbp_source_table_decoded_previous_scale. bcf_height_bcbp_source_table_decoded_previous_scale + S (bcf_previous_scale_bcbp_source_table) = S ((S (bcf_predecessor_bcbp_source_table)) * bcf_row_scale_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_table_decoded_previous_scale. bcf_row_scale_code_bcbp_source = bcf_quotient_bcbp_source_table_decoded_previous_scale * S ((S (bcf_predecessor_bcbp_source_table)) * bcf_row_scale_scale_bcbp_source) + (bcf_previous_scale_bcbp_source_table))) /\ (forall bcf_index_bcbp_source_table_row_step. (exists bcf_lt_gap_bcbp_source_table_row_step_bound. bcf_lt_gap_bcbp_source_table_row_step_bound + S (bcf_index_bcbp_source_table_row_step) = S (n + n)) -> exists bcf_value_bcbp_source_table_row_step. ((((exists bcf_height_bcbp_source_table_row_step_entry. bcf_height_bcbp_source_table_row_step_entry + S (bcf_value_bcbp_source_table_row_step) = S ((S (bcf_index_bcbp_source_table_row_step)) * bcf_row_scale_bcbp_source_table)) /\ exists bcf_quotient_bcbp_source_table_row_step_entry. bcf_row_code_bcbp_source_table = bcf_quotient_bcbp_source_table_row_step_entry * S ((S (bcf_index_bcbp_source_table_row_step)) * bcf_row_scale_bcbp_source_table) + (bcf_value_bcbp_source_table_row_step))) /\ ((bcf_index_bcbp_source_table_row_step = 0 /\ bcf_value_bcbp_source_table_row_step = 1) \/ exists bcf_predecessor_bcbp_source_table_row_step bcf_left_bcbp_source_table_row_step bcf_right_bcbp_source_table_row_step. bcf_index_bcbp_source_table_row_step = S bcf_predecessor_bcbp_source_table_row_step /\ ((((exists bcf_height_bcbp_source_table_row_step_previous_left. bcf_height_bcbp_source_table_row_step_previous_left + S (bcf_left_bcbp_source_table_row_step) = S ((S (bcf_predecessor_bcbp_source_table_row_step)) * bcf_previous_scale_bcbp_source_table)) /\ exists bcf_quotient_bcbp_source_table_row_step_previous_left. bcf_previous_code_bcbp_source_table = bcf_quotient_bcbp_source_table_row_step_previous_left * S ((S (bcf_predecessor_bcbp_source_table_row_step)) * bcf_previous_scale_bcbp_source_table) + (bcf_left_bcbp_source_table_row_step))) /\ ((((exists bcf_height_bcbp_source_table_row_step_previous_right. bcf_height_bcbp_source_table_row_step_previous_right + S (bcf_right_bcbp_source_table_row_step) = S ((S (S (bcf_predecessor_bcbp_source_table_row_step))) * bcf_previous_scale_bcbp_source_table)) /\ exists bcf_quotient_bcbp_source_table_row_step_previous_right. bcf_previous_code_bcbp_source_table = bcf_quotient_bcbp_source_table_row_step_previous_right * S ((S (S (bcf_predecessor_bcbp_source_table_row_step))) * bcf_previous_scale_bcbp_source_table) + (bcf_right_bcbp_source_table_row_step))) /\ bcf_value_bcbp_source_table_row_step = bcf_left_bcbp_source_table_row_step + bcf_right_bcbp_source_table_row_step))))))))))) /\ ((((exists bcf_height_bcbp_source_decoded_row_code. bcf_height_bcbp_source_decoded_row_code + S (bcf_row_code_bcbp_source) = S ((S (n + n)) * bcf_row_code_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_decoded_row_code. bcf_row_code_code_bcbp_source = bcf_quotient_bcbp_source_decoded_row_code * S ((S (n + n)) * bcf_row_code_scale_bcbp_source) + (bcf_row_code_bcbp_source))) /\ ((((exists bcf_height_bcbp_source_decoded_row_scale. bcf_height_bcbp_source_decoded_row_scale + S (bcf_row_scale_bcbp_source) = S ((S (n + n)) * bcf_row_scale_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_decoded_row_scale. bcf_row_scale_code_bcbp_source = bcf_quotient_bcbp_source_decoded_row_scale * S ((S (n + n)) * bcf_row_scale_scale_bcbp_source) + (bcf_row_scale_bcbp_source))) /\ (((exists bcf_height_bcbp_source_decoded_value. bcf_height_bcbp_source_decoded_value + S (z) = S ((S (n)) * bcf_row_scale_bcbp_source)) /\ exists bcf_quotient_bcbp_source_decoded_value. bcf_row_code_bcbp_source = bcf_quotient_bcbp_source_decoded_value * S ((S (n)) * bcf_row_scale_bcbp_source) + (z))))))))) -> exists p. z = S p

Structural proof guide

Every relational central-binomial value is a successor.

Direct prerequisites: choose_positive. The authored body proceeds by direct introduction and elimination.

Proof neighborhood

Direct dependencies

Direct dependents

Formal native tactic body

Dependencies are hypotheses of this body receipt. The focused endpoint audits separately check the complete empty-context certificates.

  1. 0001intro n
  2. 0002intro z
  3. 0003intro hcentral
  4. 0004specialize choose_positive (n + n)
  5. 0005specialize choose_positive n
  6. 0006specialize choose_positive z
  7. 0007apply choose_positive
  8. 0008exists n
  9. 0009refl
  10. 0010exact hcentral