Theorem 1p0e1 9070

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 7939	. 2 ⊢ 1 ∈ ℂ
2	1	addid1i 8134	1 ⊢ (1 + 0) = 1

Syntax hints:   = wceq 1364  (class class class)co 5900  0cc0 7846  1c1 7847   + caddc 7849

This theorem was proved from axioms:  ax-mp 5  ax-1cn 7939  ax-0id 7954

This theorem is referenced by:  bernneq  10681  bcpasc  10787  4sqlem19  12452  ef2pi  14711