| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > negeq | Structured version Visualization version GIF version | ||
| Description: Equality theorem for negatives. (Contributed by NM, 10-Feb-1995.) |
| Ref | Expression |
|---|---|
| negeq | ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq2 7364 | . 2 ⊢ (𝐴 = 𝐵 → (0 − 𝐴) = (0 − 𝐵)) | |
| 2 | df-neg 11371 | . 2 ⊢ -𝐴 = (0 − 𝐴) | |
| 3 | df-neg 11371 | . 2 ⊢ -𝐵 = (0 − 𝐵) | |
| 4 | 1, 2, 3 | 3eqtr4g 2799 | 1 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1547 (class class class)co 7356 0cc0 11029 − cmin 11368 -cneg 11369 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-rab 3392 df-v 3433 df-dif 3886 df-un 3888 df-ss 3900 df-nul 4262 df-if 4455 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-iota 6441 df-fv 6493 df-ov 7359 df-neg 11371 |
| This theorem is referenced by: negeqi 11377 negeqd 11378 neg11 11436 renegcl 11448 negn0 11570 negf1o 11571 negfi 12096 infm3lem 12105 infm3 12106 riotaneg 12126 negiso 12127 infrenegsup 12130 elz 12517 elz2 12533 znegcl 12553 zindd 12621 zriotaneg 12633 ublbneg 12874 eqreznegel 12875 supminf 12876 zsupss 12878 qnegcl 12907 xnegeq 13150 ceilval 13788 expneg 14022 m1expcl2 14038 sqeqor 14169 sqrmo 15204 dvdsnegb 16233 lcmneg 16563 pcexp 16821 pcneg 16836 mulgneg2 19075 negfcncf 24908 xrhmeo 24931 evth2 24945 volsup2 25590 mbfi1fseqlem2 25701 mbfi1fseq 25706 lhop2 26000 lognegb 26572 lgsdir2lem4 27309 rpvmasum2 27493 ex-ceil 30536 elrgspnlem1 33323 hgt749d 34833 itgaddnclem2 38046 ftc1anclem5 38064 areacirc 38080 renegclALT 39455 rexzrexnn0 43249 dvdsrabdioph 43255 monotoddzzfi 43387 monotoddzz 43388 oddcomabszz 43389 infnsuprnmpt 45694 supminfrnmpt 45888 supminfxr 45907 etransclem17 46694 etransclem46 46723 etransclem47 46724 2zrngagrp 48740 digval 49089 |
| Copyright terms: Public domain | W3C validator |