Exact expanded PA statement
forall z. (((exists bcf_lt_gap_bcbz_source_out_of_range. bcf_lt_gap_bcbz_source_out_of_range + S (0 + 0) = 0) /\ z = 0) \/ ((exists bcf_le_gap_bcbz_source_in_range. bcf_le_gap_bcbz_source_in_range + (0) = 0 + 0) /\ (exists bcf_row_code_code_bcbz_source bcf_row_code_scale_bcbz_source bcf_row_scale_code_bcbz_source bcf_row_scale_scale_bcbz_source bcf_row_code_bcbz_source bcf_row_scale_bcbz_source. ((forall bcf_row_index_bcbz_source_table. (exists bcf_lt_gap_bcbz_source_table_row_bound. bcf_lt_gap_bcbz_source_table_row_bound + S (bcf_row_index_bcbz_source_table) = S (0 + 0)) -> exists bcf_row_code_bcbz_source_table bcf_row_scale_bcbz_source_table. ((((exists bcf_height_bcbz_source_table_decoded_row_code. bcf_height_bcbz_source_table_decoded_row_code + S (bcf_row_code_bcbz_source_table) = S ((S (bcf_row_index_bcbz_source_table)) * bcf_row_code_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_table_decoded_row_code. bcf_row_code_code_bcbz_source = bcf_quotient_bcbz_source_table_decoded_row_code * S ((S (bcf_row_index_bcbz_source_table)) * bcf_row_code_scale_bcbz_source) + (bcf_row_code_bcbz_source_table))) /\ ((((exists bcf_height_bcbz_source_table_decoded_row_scale. bcf_height_bcbz_source_table_decoded_row_scale + S (bcf_row_scale_bcbz_source_table) = S ((S (bcf_row_index_bcbz_source_table)) * bcf_row_scale_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_table_decoded_row_scale. bcf_row_scale_code_bcbz_source = bcf_quotient_bcbz_source_table_decoded_row_scale * S ((S (bcf_row_index_bcbz_source_table)) * bcf_row_scale_scale_bcbz_source) + (bcf_row_scale_bcbz_source_table))) /\ ((bcf_row_index_bcbz_source_table = 0 /\ (forall bcf_index_bcbz_source_table_zero_row. (exists bcf_lt_gap_bcbz_source_table_zero_row_bound. bcf_lt_gap_bcbz_source_table_zero_row_bound + S (bcf_index_bcbz_source_table_zero_row) = S (0 + 0)) -> exists bcf_value_bcbz_source_table_zero_row. ((((exists bcf_height_bcbz_source_table_zero_row_entry. bcf_height_bcbz_source_table_zero_row_entry + S (bcf_value_bcbz_source_table_zero_row) = S ((S (bcf_index_bcbz_source_table_zero_row)) * bcf_row_scale_bcbz_source_table)) /\ exists bcf_quotient_bcbz_source_table_zero_row_entry. bcf_row_code_bcbz_source_table = bcf_quotient_bcbz_source_table_zero_row_entry * S ((S (bcf_index_bcbz_source_table_zero_row)) * bcf_row_scale_bcbz_source_table) + (bcf_value_bcbz_source_table_zero_row))) /\ ((bcf_index_bcbz_source_table_zero_row = 0 /\ bcf_value_bcbz_source_table_zero_row = 1) \/ exists bcf_predecessor_bcbz_source_table_zero_row. bcf_index_bcbz_source_table_zero_row = S bcf_predecessor_bcbz_source_table_zero_row /\ bcf_value_bcbz_source_table_zero_row = 0)))) \/ exists bcf_predecessor_bcbz_source_table bcf_previous_code_bcbz_source_table bcf_previous_scale_bcbz_source_table. bcf_row_index_bcbz_source_table = S bcf_predecessor_bcbz_source_table /\ ((((exists bcf_height_bcbz_source_table_decoded_previous_code. bcf_height_bcbz_source_table_decoded_previous_code + S (bcf_previous_code_bcbz_source_table) = S ((S (bcf_predecessor_bcbz_source_table)) * bcf_row_code_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_table_decoded_previous_code. bcf_row_code_code_bcbz_source = bcf_quotient_bcbz_source_table_decoded_previous_code * S ((S (bcf_predecessor_bcbz_source_table)) * bcf_row_code_scale_bcbz_source) + (bcf_previous_code_bcbz_source_table))) /\ ((((exists bcf_height_bcbz_source_table_decoded_previous_scale. bcf_height_bcbz_source_table_decoded_previous_scale + S (bcf_previous_scale_bcbz_source_table) = S ((S (bcf_predecessor_bcbz_source_table)) * bcf_row_scale_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_table_decoded_previous_scale. bcf_row_scale_code_bcbz_source = bcf_quotient_bcbz_source_table_decoded_previous_scale * S ((S (bcf_predecessor_bcbz_source_table)) * bcf_row_scale_scale_bcbz_source) + (bcf_previous_scale_bcbz_source_table))) /\ (forall bcf_index_bcbz_source_table_row_step. (exists bcf_lt_gap_bcbz_source_table_row_step_bound. bcf_lt_gap_bcbz_source_table_row_step_bound + S (bcf_index_bcbz_source_table_row_step) = S (0 + 0)) -> exists bcf_value_bcbz_source_table_row_step. ((((exists bcf_height_bcbz_source_table_row_step_entry. bcf_height_bcbz_source_table_row_step_entry + S (bcf_value_bcbz_source_table_row_step) = S ((S (bcf_index_bcbz_source_table_row_step)) * bcf_row_scale_bcbz_source_table)) /\ exists bcf_quotient_bcbz_source_table_row_step_entry. bcf_row_code_bcbz_source_table = bcf_quotient_bcbz_source_table_row_step_entry * S ((S (bcf_index_bcbz_source_table_row_step)) * bcf_row_scale_bcbz_source_table) + (bcf_value_bcbz_source_table_row_step))) /\ ((bcf_index_bcbz_source_table_row_step = 0 /\ bcf_value_bcbz_source_table_row_step = 1) \/ exists bcf_predecessor_bcbz_source_table_row_step bcf_left_bcbz_source_table_row_step bcf_right_bcbz_source_table_row_step. bcf_index_bcbz_source_table_row_step = S bcf_predecessor_bcbz_source_table_row_step /\ ((((exists bcf_height_bcbz_source_table_row_step_previous_left. bcf_height_bcbz_source_table_row_step_previous_left + S (bcf_left_bcbz_source_table_row_step) = S ((S (bcf_predecessor_bcbz_source_table_row_step)) * bcf_previous_scale_bcbz_source_table)) /\ exists bcf_quotient_bcbz_source_table_row_step_previous_left. bcf_previous_code_bcbz_source_table = bcf_quotient_bcbz_source_table_row_step_previous_left * S ((S (bcf_predecessor_bcbz_source_table_row_step)) * bcf_previous_scale_bcbz_source_table) + (bcf_left_bcbz_source_table_row_step))) /\ ((((exists bcf_height_bcbz_source_table_row_step_previous_right. bcf_height_bcbz_source_table_row_step_previous_right + S (bcf_right_bcbz_source_table_row_step) = S ((S (S (bcf_predecessor_bcbz_source_table_row_step))) * bcf_previous_scale_bcbz_source_table)) /\ exists bcf_quotient_bcbz_source_table_row_step_previous_right. bcf_previous_code_bcbz_source_table = bcf_quotient_bcbz_source_table_row_step_previous_right * S ((S (S (bcf_predecessor_bcbz_source_table_row_step))) * bcf_previous_scale_bcbz_source_table) + (bcf_right_bcbz_source_table_row_step))) /\ bcf_value_bcbz_source_table_row_step = bcf_left_bcbz_source_table_row_step + bcf_right_bcbz_source_table_row_step))))))))))) /\ ((((exists bcf_height_bcbz_source_decoded_row_code. bcf_height_bcbz_source_decoded_row_code + S (bcf_row_code_bcbz_source) = S ((S (0 + 0)) * bcf_row_code_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_decoded_row_code. bcf_row_code_code_bcbz_source = bcf_quotient_bcbz_source_decoded_row_code * S ((S (0 + 0)) * bcf_row_code_scale_bcbz_source) + (bcf_row_code_bcbz_source))) /\ ((((exists bcf_height_bcbz_source_decoded_row_scale. bcf_height_bcbz_source_decoded_row_scale + S (bcf_row_scale_bcbz_source) = S ((S (0 + 0)) * bcf_row_scale_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_decoded_row_scale. bcf_row_scale_code_bcbz_source = bcf_quotient_bcbz_source_decoded_row_scale * S ((S (0 + 0)) * bcf_row_scale_scale_bcbz_source) + (bcf_row_scale_bcbz_source))) /\ (((exists bcf_height_bcbz_source_decoded_value. bcf_height_bcbz_source_decoded_value + S (z) = S ((S (0)) * bcf_row_scale_bcbz_source)) /\ exists bcf_quotient_bcbz_source_decoded_value. bcf_row_code_bcbz_source = bcf_quotient_bcbz_source_decoded_value * S ((S (0)) * bcf_row_scale_bcbz_source) + (z))))))))) -> z = 1Structural proof guide
The zeroth relational central-binomial value is one.
Direct prerequisites: choose_zero. 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.
- 0001
intro z - 0002
intro hcentral - 0003
specialize choose_zero (0 + 0) - 0004
specialize choose_zero z - 0005
apply choose_zero - 0006
exact hcentral