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| Mirrors > Home > MPE Home > Th. List > syl6com | Structured version Visualization version GIF version | ||
| Description: Syllogism inference with commuted antecedents. (Contributed by NM, 25-May-2005.) |
| Ref | Expression |
|---|---|
| syl6com.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
| syl6com.2 | ⊢ (𝜒 → 𝜃) |
| Ref | Expression |
|---|---|
| syl6com | ⊢ (𝜓 → (𝜑 → 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl6com.1 | . . 3 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
| 2 | syl6com.2 | . . 3 ⊢ (𝜒 → 𝜃) | |
| 3 | 1, 2 | syl6 36 | . 2 ⊢ (𝜑 → (𝜓 → 𝜃)) |
| 4 | 3 | com12 33 | 1 ⊢ (𝜓 → (𝜑 → 𝜃)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 |
| This theorem is used by: 19.33b 1914 19.36imv 1974 sbequ2 2284 nfeqf2 2408 ax6e 2414 axc16i 2467 mo4 2593 rgen2a 3359 sbccomlem 3821 rspn0 4310 wefrc 5654 elinxp 6017 sorpssuni 7731 sorpssint 7732 ordzsl 7839 limuni3 7846 funcnvuni 7927 funrnex 7949 soxp 8123 frrlem4 8284 oaabs 8632 eceqoveq 8818 pssinf 9220 unbnn2 9255 inf0 9588 inf3lem5 9599 tcel 9710 frmin 9719 rankxpsuc 9852 carduni 9974 prdom2 9997 dfac5 10119 cflm 10239 indpi 10898 prlem934 11024 negf1o 11650 xrub 13344 injresinjlem 13826 hashgt12el 14466 hashgt12el2 14467 fi1uzind 14551 swrdwrdsymb 14707 cshwcsh2id 14872 cshwshash 17170 lidrididd 18734 dfgrp2 19035 symgextf1 19497 rngdi 20244 rngdir 20245 gsummoncoe1 22479 basis2 23119 fbdmn0 24002 rusgr1vtxlem 29948 upgrewlkle2 29967 clwwlknun 30474 conngrv2edg 30557 frcond1 30628 4cyclusnfrgr 30654 atcv0eq 32742 dfon2lem9 36289 altopthsn 36461 rankeq1o 36671 wl-orel12 38194 wl-equsb4 38240 rngoueqz 38619 hbtlem5 43883 ntrk0kbimka 44793 funressnfv 47808 afvco2 47941 ndmaovcl 47968 bgoldbtbndlem4 48601 isubgr3stgrlem4 48762 zlmodzxznm 49305 |
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