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Mirrors > Home > ILE Home > Th. List > addid1i | Unicode version |
Description: is an additive identity. (Contributed by NM, 23-Nov-1994.) (Revised by Scott Fenton, 3-Jan-2013.) |
Ref | Expression |
---|---|
mul.1 |
Ref | Expression |
---|---|
addid1i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mul.1 | . 2 | |
2 | addid1 8013 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1335 wcel 2128 (class class class)co 5824 cc 7730 cc0 7732 caddc 7735 |
This theorem was proved from axioms: ax-mp 5 ax-0id 7840 |
This theorem is referenced by: 1p0e1 8949 9p1e10 9297 num0u 9305 numnncl2 9317 decrmanc 9351 decaddi 9354 decaddci 9355 decmul1 9358 decmulnc 9361 fsumrelem 11368 demoivreALT 11670 sinhalfpilem 13123 efipi 13133 |
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