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| Mirrors > Home > ILE Home > Th. List > elv | Unicode version | ||
| Description: Technical lemma used to
shorten proofs. If a proposition is implied by
|
| Ref | Expression |
|---|---|
| elv.1 |
|
| Ref | Expression |
|---|---|
| elv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | vex 2824 |
. 2
| |
| 2 | elv.1 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-v 2823 |
| This theorem is used by: xpiindim 4917 disjxp1 6472 cnvimadfsn 6485 ixpiinm 7006 ixpsnf1o 7018 modom 7108 eqsndc 7210 iunfidisj 7260 ssfii 7308 fifo 7314 dcfi 7315 omp1eomlem 7434 exmidomniim 7481 bcval5 11215 hashmap 11282 hashfibclem 11296 hashf1lem2 11300 hashf1 11301 rexfiuz 11769 fsum2dlemstep 12217 fsumcnv 12220 fisumcom2 12221 fsumconst 12237 modfsummodlemstep 12240 fsumabs 12248 fprodcllemf 12396 fprod2dlemstep 12405 fprodcnv 12408 fprodcom2fi 12409 fprodmodd 12424 4sqleminfi 13196 ennnfonelemim 13364 topnfn 13647 ptex 13667 prdsvallem 13670 xpsff1o 13719 ismgm 13726 issgrp 13767 ismnddef 13780 isnsg 14054 gsumconstcmn 14215 prdsval 14222 fnmgp 14268 isrng 14282 isring 14353 dfrhm2 14510 znval 15020 iuncld 15265 txbas 15408 txdis 15427 xmetunirn 15508 xmettxlem 15659 xmettx 15660 logfac 16048 gausslemma2dlem1a 16275 isuhgrm 16410 isushgrm 16411 isupgren 16434 upgrex 16442 isumgren 16444 isuspgren 16496 isusgren 16497 vtxdgfval 16627 clwwlknon 16768 pw1nct 17131 |
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