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| Mirrors > Home > ILE Home > Th. List > simp2l | GIF version | ||
| Description: Simplification of triple conjunction. (Contributed by NM, 9-Nov-2011.) |
| Ref | Expression |
|---|---|
| simp2l | ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒) ∧ 𝜃) → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 109 | . 2 ⊢ ((𝜓 ∧ 𝜒) → 𝜓) | |
| 2 | 1 | 3ad2ant2 1050 | 1 ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒) ∧ 𝜃) → 𝜓) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1009 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is referenced by: simpl2l 1081 simpr2l 1087 simp12l 1141 simp22l 1147 simp32l 1153 issod 4462 funprg 5429 fsnunf 5909 f1oiso2 6027 ecopovtrn 6900 ecopovtrng 6903 dftap2 7611 addassnqg 7743 ltsonq 7759 ltanqg 7761 ltmnqg 7762 addassnq0 7823 recexprlem1ssu 7995 mulasssrg 8119 distrsrg 8120 lttrsr 8123 ltsosr 8125 ltasrg 8131 mulextsr1lem 8141 mulextsr1 8142 axmulass 8234 axdistr 8235 dmdcanap 9046 ltdiv2 9211 lediv2 9215 ltdiv23 9216 lediv23 9217 xaddass 10254 xaddass2 10255 xlt2add 10265 expaddzaplem 11002 expaddzap 11003 expmulzap 11005 expdivap 11010 leisorel 11272 swrdspsleq 11422 pfxeq 11451 ccatopth2 11472 bdtrilem 11988 bdtri 11989 xrbdtri 12025 fsumsplitsnun 12169 prmexpb 12912 pcpremul 13055 pcdiv 13064 pcqmul 13065 pcqdiv 13069 4sqlem12 13164 f1ocpbllem 13614 ercpbl 13635 erlecpbl 13636 cmn4 14091 ablsub4 14100 abladdsub4 14101 rng1zrlem 14241 cnptoprest 15323 ssblps 15509 ssbl 15510 tgqioo 15639 plyadd 15835 plymul 15836 rplogbchbase 16035 dichmul0or 16743 |
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