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| Mirrors > Home > ILE Home > Th. List > 3com23 | GIF version | ||
| Description: Commutation in antecedent. Swap 2nd and 3rd. (Contributed by NM, 28-Jan-1996.) |
| Ref | Expression |
|---|---|
| 3exp.1 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
| Ref | Expression |
|---|---|
| 3com23 | ⊢ ((𝜑 ∧ 𝜒 ∧ 𝜓) → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3exp.1 | . . . 4 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) | |
| 2 | 1 | 3exp 1233 | . . 3 ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) |
| 3 | 2 | com23 78 | . 2 ⊢ (𝜑 → (𝜒 → (𝜓 → 𝜃))) |
| 4 | 3 | 3imp 1224 | 1 ⊢ ((𝜑 ∧ 𝜒 ∧ 𝜓) → 𝜃) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1009 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is used by: 3coml 1241 syld3an2 1325 3anidm13 1337 eqreu 3018 f1ofveu 6076 acexmid 6087 dfsmo2 6562 f1oeng 7047 ctssdc 7459 ltexprlemdisj 7979 ltexprlemfu 7984 recexprlemss1u 8009 mul32 8463 add32 8492 cnegexlem2 8509 subsub23 8538 subadd23 8545 addsub12 8546 subsub 8563 subsub3 8565 sub32 8567 suble 8775 lesub 8776 ltsub23 8777 ltsub13 8778 ltleadd 8781 div32ap 9030 div13ap 9031 div12ap 9032 divdiv32ap 9058 cju 9299 icc0r 10345 fzen 10464 elfz1b 10514 ioo0 10711 ico0 10713 ioc0 10714 expgt0 11030 expge0 11033 expge1 11034 shftval2 11613 abs3dif 11894 divalgb 12717 nnwodc 12838 ctinf 13379 grpinvcnv 13932 mulgaddcom 14008 mulgneg2 14018 srgrmhm 14405 ringcom 14443 mulgass2 14470 opprrng 14491 opprring 14493 unitmulcl 14529 islmodd 14738 lmodcom 14779 rmodislmod 14797 restin 15402 cnpnei 15445 cnptoprest 15465 psmetsym 15555 xmetsym 15594 |
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