Theorem 1p0e1 9249

Description: 1 + 0 = 1. (Contributed by David A. Wheeler, 8-Dec-2018.)

Assertion

Ref	Expression
1p0e1	⊢ (1 + 0) = 1

Proof of Theorem 1p0e1

Step	Hyp	Ref	Expression
1		ax-1cn 8115	. 2 ⊢ 1 ∈ ℂ
2	1	addridi 8311	1 ⊢ (1 + 0) = 1

Syntax hints:   = wceq 1395  (class class class)co 6013  0cc0 8022  1c1 8023   + caddc 8025

This theorem was proved from axioms:  ax-mp 5  ax-1cn 8115  ax-0id 8130

This theorem is referenced by:  bernneq  10912  bcpasc  11018  4sqlem19  12972  ef2pi  15519  1sgm2ppw  15709