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| Mirrors > Home > MPE Home > Th. List > iftruei | Structured version Visualization version GIF version | ||
| Description: Inference associated with iftrue 4493. (Contributed by BJ, 7-Oct-2018.) |
| Ref | Expression |
|---|---|
| iftruei.1 | ⊢ 𝜑 |
| Ref | Expression |
|---|---|
| iftruei | ⊢ if(𝜑, 𝐴, 𝐵) = 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iftruei.1 | . 2 ⊢ 𝜑 | |
| 2 | iftrue 4493 | . 2 ⊢ (𝜑 → if(𝜑, 𝐴, 𝐵) = 𝐴) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ if(𝜑, 𝐴, 𝐵) = 𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1570 ifcif 4487 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-if 4488 |
| This theorem is referenced by: oe0m 8499 ttrcltr 9681 ttukeylem4 10491 xnegpnf 13230 xnegmnf 13231 xaddpnf1 13247 xaddpnf2 13248 xaddmnf1 13249 xaddmnf2 13250 pnfaddmnf 13251 mnfaddpnf 13252 xmul01 13288 exp0 14097 swrd00 14678 sgn0 15122 lcm0val 16647 prmo2 17095 prmo3 17096 prmo5 17184 mulg0 19135 zzngim 21702 obsipid 21872 mvrid 22133 mamulid 22598 mamurid 22599 mat1dimid 22631 scmatf1 22688 mdetdiagid 22757 chpdmatlem3 22997 chpidmat 23004 fclscmpi 24186 ioorinv 25735 ig1pval2 26334 dgrcolem2 26431 plydivlem4 26457 vieta1lem2 26472 0cxp 26831 cxpexp 26833 lgs0 27474 lgs2 27478 2lgs2 27569 left1s 28088 exps0 28620 axlowdim 29311 1loopgrvd2 29853 eupth2 30590 ex-prmo 30810 madjusmdetlem1 34217 signsw0glem 34940 breprexp 35020 ex-sategoelel 35913 rdgprc0 36283 bj-pr11val 37641 bj-pr22val 37655 mapdhval0 42499 hdmap1val0 42573 refsum2cnlem1 45757 liminf10ex 46488 cncfiooicclem1 46607 fouriersw 46945 hspmbllem1 47340 blen0 49352 0dig1 49389 |
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