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| Mirrors > Home > MPE Home > Th. List > negeqi | Structured version Visualization version GIF version | ||
| Description: Equality inference for negatives. (Contributed by NM, 14-Feb-1995.) |
| Ref | Expression |
|---|---|
| negeqi.1 | ⊢ 𝐴 = 𝐵 |
| Ref | Expression |
|---|---|
| negeqi | ⊢ -𝐴 = -𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | negeqi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
| 2 | negeq 11385 | . 2 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -𝐴 = -𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 -cneg 11378 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-iota 6454 df-fv 6506 df-ov 7370 df-neg 11380 |
| This theorem is referenced by: negsubdii 11479 recgt0ii 12062 m1expcl2 14047 crreczi 14190 absi 15248 geo2sum2 15839 bpoly2 16022 bpoly3 16023 sinhval 16121 coshval 16122 cos2bnd 16155 divalglem2 16364 m1expaddsub 19473 cnmsgnsubg 21557 psgninv 21562 ncvspi 25123 cphipval2 25208 ditg0 25820 cbvditg 25821 ang180lem2 26774 ang180lem3 26775 ang180lem4 26776 1cubrlem 26805 dcubic2 26808 atandm2 26841 efiasin 26852 asinsinlem 26855 asinsin 26856 asin1 26858 reasinsin 26860 atancj 26874 atantayl2 26902 ppiub 27167 lgseisenlem1 27338 lgseisenlem2 27339 lgsquadlem1 27343 ostth3 27601 nvpi 30738 ipidsq 30781 ipasslem10 30910 normlem1 31181 polid2i 31228 lnophmlem2 32088 archirngz 33250 cos9thpiminplylem1 33926 cos9thpiminplylem5 33930 xrge0iif1 34082 ballotlem2 34633 ditgeq123i 36391 cbvditgvw2 36431 itg2addnclem3 37994 dvasin 38025 areacirc 38034 cos2t3rdpi 42786 sin4t3rdpi 42787 cos4t3rdpi 42788 lhe4.4ex1a 44756 itgsin0pilem1 46378 stoweidlem26 46454 dirkertrigeqlem3 46528 fourierdlem103 46637 sqwvfourb 46657 fourierswlem 46658 proththd 48077 |
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