| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > zsubcl | Unicode version | ||
| Description: Closure of subtraction of integers. (Contributed by NM, 11-May-2004.) |
| Ref | Expression |
|---|---|
| zsubcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zcn 9377 |
. . 3
| |
| 2 | zcn 9377 |
. . 3
| |
| 3 | negsub 8320 |
. . 3
| |
| 4 | 1, 2, 3 | syl2an 289 |
. 2
|
| 5 | znegcl 9403 |
. . 3
| |
| 6 | zaddcl 9412 |
. . 3
| |
| 7 | 5, 6 | sylan2 286 |
. 2
|
| 8 | 4, 7 | eqeltrrd 2283 |
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-13 2178 ax-14 2179 ax-ext 2187 ax-sep 4162 ax-pow 4218 ax-pr 4253 ax-un 4480 ax-setind 4585 ax-cnex 8016 ax-resscn 8017 ax-1cn 8018 ax-1re 8019 ax-icn 8020 ax-addcl 8021 ax-addrcl 8022 ax-mulcl 8023 ax-addcom 8025 ax-addass 8027 ax-distr 8029 ax-i2m1 8030 ax-0lt1 8031 ax-0id 8033 ax-rnegex 8034 ax-cnre 8036 ax-pre-ltirr 8037 ax-pre-ltwlin 8038 ax-pre-lttrn 8039 ax-pre-ltadd 8041 |
| This theorem depends on definitions: df-bi 117 df-3or 982 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-nel 2472 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-int 3886 df-br 4045 df-opab 4106 df-id 4340 df-xp 4681 df-rel 4682 df-cnv 4683 df-co 4684 df-dm 4685 df-iota 5232 df-fun 5273 df-fv 5279 df-riota 5899 df-ov 5947 df-oprab 5948 df-mpo 5949 df-pnf 8109 df-mnf 8110 df-xr 8111 df-ltxr 8112 df-le 8113 df-sub 8245 df-neg 8246 df-inn 9037 df-n0 9296 df-z 9373 |
| This theorem is referenced by: ztri3or 9415 zrevaddcl 9423 znnsub 9424 nzadd 9425 znn0sub 9438 zneo 9474 zsubcld 9500 eluzsubi 9676 fzen 10165 uzsubsubfz 10169 fzrev 10206 fzrev2 10207 fzrevral2 10228 fzshftral 10230 fz0fzdiffz0 10252 difelfzle 10256 difelfznle 10257 fzo0n 10290 elfzomelpfzo 10360 zmodcl 10489 frecfzen2 10572 facndiv 10884 bccmpl 10899 bcpasc 10911 hashfz 10966 swrdspsleq 11120 moddvds 12110 modmulconst 12134 dvds2sub 12137 dvdssub2 12146 dvdssubr 12150 fzocongeq 12169 3dvds 12175 odd2np1 12184 omoe 12207 omeo 12209 divalgb 12236 divalgmod 12238 ndvdsadd 12242 nn0seqcvgd 12363 congr 12422 cncongr1 12425 cncongr2 12426 prmdiv 12557 prmdiveq 12558 pythagtriplem4 12591 pythagtriplem8 12595 difsqpwdvds 12661 gausslemma2dlem6 15544 lgsquadlem1 15554 |
| Copyright terms: Public domain | W3C validator |