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| Mirrors > Home > MPE Home > Th. List > iftruei | Structured version Visualization version GIF version | ||
| Description: Inference associated with iftrue 4487. (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 4487 | . 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 |
| This proof depends on syntax axioms: = wceq 1569 ifcif 4481 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-if 4482 |
| This theorem is used by: oe0m 8531 ttrcltr 9722 ttukeylem4 10595 xnegpnf 13344 xnegmnf 13345 xaddpnf1 13361 xaddpnf2 13362 xaddmnf1 13363 xaddmnf2 13364 pnfaddmnf 13365 mnfaddpnf 13366 xmul01 13402 exp0 14213 swrd00 14798 sgn0 15249 lcm0val 16776 prmo2 17225 prmo3 17226 prmo5 17314 mulg0 19291 zzngim 21865 obsipid 22035 mvrid 22298 mamulid 22763 mamurid 22764 mat1dimid 22796 scmatf1 22853 mdetdiagid 22922 chpdmatlem3 23165 chpidmat 23172 fclscmpi 24355 ioorinv 25904 ig1pval2 26502 dgrcolem2 26600 plydivlem4 26624 vieta1lem2 26641 0cxp 27001 cxpexp 27003 lgs0 27644 lgs2 27648 2lgs2 27739 left1s 28288 exps0 28820 axlowdim 29546 1loopgrvd2 30091 eupth2 30847 ex-prmo 31067 madjusmdetlem1 34507 signsw0glem 35230 breprexp 35310 ex-sategoelel 36274 rdgprc0 36649 bj-pr11val 38012 bj-pr22val 38026 mapdhval0 42889 hdmap1val0 42963 refsum2cnlem1 46161 liminf10ex 46891 cncfiooicclem1 47010 fouriersw 47348 hspmbllem1 47743 blen0 49791 0dig1 49828 parhomid2 50858 parswapprop 50884 par2hom 50886 |
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