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| Mirrors > Home > ILE Home > Th. List > anidms | GIF version | ||
| Description: Inference from idempotent law for conjunction. (Contributed by NM, 15-Jun-1994.) |
| Ref | Expression |
|---|---|
| anidms.1 | ⊢ ((𝜑 ∧ 𝜑) → 𝜓) |
| Ref | Expression |
|---|---|
| anidms | ⊢ (𝜑 → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | anidms.1 | . . 3 ⊢ ((𝜑 ∧ 𝜑) → 𝜓) | |
| 2 | 1 | ex 115 | . 2 ⊢ (𝜑 → (𝜑 → 𝜓)) |
| 3 | 2 | pm2.43i 49 | 1 ⊢ (𝜑 → 𝜓) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia3 108 |
| This theorem is referenced by: sylancb 418 sylancbr 419 intsng 3962 pwnss 4249 posng 4798 sqxpexg 4843 xpid11 4955 resiexg 5058 f1mpt 5911 f1eqcocnv 5931 isopolem 5962 poxp 6396 nnmsucr 6655 erex 6725 ecopover 6801 ecopoverg 6804 enrefg 6936 3xpfi 7125 tapeq2 7471 netap 7472 2omotaplemap 7475 ltsopi 7539 recexnq 7609 ltsonq 7617 ltaddnq 7626 nsmallnqq 7631 ltpopr 7814 ltposr 7982 1idsr 7987 00sr 7988 axltirr 8245 leid 8262 reapirr 8756 inelr 8763 apsqgt0 8780 apirr 8784 msqge0 8795 recextlem1 8830 recexaplem2 8831 recexap 8832 div1 8882 cju 9140 2halves 9372 msqznn 9579 xrltnr 10013 xrleid 10034 iooidg 10143 iccid 10159 m1expeven 10847 expubnd 10857 sqneg 10859 sqcl 10861 sqap0 10867 nnsqcl 10870 qsqcl 10872 subsq2 10908 bernneq 10921 faclbnd 11002 faclbnd3 11004 cjmulval 11448 sin2t 12309 cos2t 12310 gcd0id 12549 lcmid 12651 lcmgcdeq 12654 intopsn 13449 mgm1 13452 sgrp1 13493 mnd1 13537 mnd1id 13538 grpsubid 13666 grp1 13688 grp1inv 13689 ringadd2 14039 ring1 14071 idcn 14935 ismet 15067 isxmet 15068 resubmet 15279 bj-snexg 16507 |
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