| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > negsub | Unicode version | ||
| Description: Relationship between subtraction and negative. Theorem I.3 of [Apostol] p. 18. (Contributed by NM, 21-Jan-1997.) (Proof shortened by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| negsub |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-neg 8248 |
. . . 4
| |
| 2 | 1 | oveq2i 5957 |
. . 3
|
| 3 | 2 | a1i 9 |
. 2
|
| 4 | 0cn 8066 |
. . 3
| |
| 5 | addsubass 8284 |
. . 3
| |
| 6 | 4, 5 | mp3an2 1338 |
. 2
|
| 7 | simpl 109 |
. . . 4
| |
| 8 | 7 | addridd 8223 |
. . 3
|
| 9 | 8 | oveq1d 5961 |
. 2
|
| 10 | 3, 6, 9 | 3eqtr2d 2244 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 711 ax-5 1470 ax-7 1471 ax-gen 1472 ax-ie1 1516 ax-ie2 1517 ax-8 1527 ax-10 1528 ax-11 1529 ax-i12 1530 ax-bndl 1532 ax-4 1533 ax-17 1549 ax-i9 1553 ax-ial 1557 ax-i5r 1558 ax-14 2179 ax-ext 2187 ax-sep 4163 ax-pow 4219 ax-pr 4254 ax-setind 4586 ax-resscn 8019 ax-1cn 8020 ax-icn 8022 ax-addcl 8023 ax-addrcl 8024 ax-mulcl 8025 ax-addcom 8027 ax-addass 8029 ax-distr 8031 ax-i2m1 8032 ax-0id 8035 ax-rnegex 8036 ax-cnre 8038 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1484 df-sb 1786 df-eu 2057 df-mo 2058 df-clab 2192 df-cleq 2198 df-clel 2201 df-nfc 2337 df-ne 2377 df-ral 2489 df-rex 2490 df-reu 2491 df-rab 2493 df-v 2774 df-sbc 2999 df-dif 3168 df-un 3170 df-in 3172 df-ss 3179 df-pw 3618 df-sn 3639 df-pr 3640 df-op 3642 df-uni 3851 df-br 4046 df-opab 4107 df-id 4341 df-xp 4682 df-rel 4683 df-cnv 4684 df-co 4685 df-dm 4686 df-iota 5233 df-fun 5274 df-fv 5280 df-riota 5901 df-ov 5949 df-oprab 5950 df-mpo 5951 df-sub 8247 df-neg 8248 |
| This theorem is referenced by: negdi2 8332 negsubdi2 8333 resubcli 8337 resubcl 8338 negsubi 8352 negsubd 8391 submul2 8473 mulsub 8475 subap0 8718 divsubdirap 8783 zsubcl 9415 difgtsumgt 9444 elz2 9446 qsubcl 9761 rexsub 9977 fzsubel 10184 expsubap 10734 binom2sub 10800 resub 11214 imsub 11222 cjsub 11236 cjreim 11247 absdiflt 11436 absdifle 11437 abs2dif2 11451 subcn2 11655 efsub 12025 efi4p 12061 sinsub 12084 cossub 12085 demoivreALT 12118 dvdssub 12182 modgcd 12345 gzsubcl 12736 cnfldsub 14370 wilthlem1 15485 lgsvalmod 15529 |
| Copyright terms: Public domain | W3C validator |