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| Mirrors > Home > ILE Home > Th. List > syl5com | GIF version | ||
| Description: Syllogism inference with commuted antecedents. (Contributed by NM, 24-May-2005.) |
| Ref | Expression |
|---|---|
| syl5com.1 | ⊢ (𝜑 → 𝜓) |
| syl5com.2 | ⊢ (𝜒 → (𝜓 → 𝜃)) |
| Ref | Expression |
|---|---|
| syl5com | ⊢ (𝜑 → (𝜒 → 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl5com.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 2 | 1 | a1d 22 | . 2 ⊢ (𝜑 → (𝜒 → 𝜓)) |
| 3 | syl5com.2 | . 2 ⊢ (𝜒 → (𝜓 → 𝜃)) | |
| 4 | 2, 3 | sylcom 28 | 1 ⊢ (𝜑 → (𝜒 → 𝜃)) |
| Colors of variables: wff set 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: com12 30 syl5 32 pm2.6dc 874 pm5.11dc 921 ax16i 1911 mor 2129 ceqsalg 2850 cgsexg 2857 cgsex2g 2858 cgsex4g 2859 spc2egv 2915 spc2gv 2916 spc3egv 2917 spc3gv 2918 disjne 3578 uneqdifeqim 3613 eqifdc 3677 triun 4242 sucssel 4569 ordsucg 4649 regexmidlem1 4680 relresfld 5317 relcoi1 5319 focdmex 6344 f1dmex 6345 dom2d 7059 findcard 7192 nneo 9754 zeo2 9757 uznfz 10521 difelfzle 10552 ssfzo12 10653 facndiv 11192 swrdswrd 11492 pfxccatin12lem2 11518 pfxccatin12 11520 pfxccat3 11521 fisumcom2 12223 fprodssdc 12375 fprodcom2fi 12411 ndvdssub 12715 bezoutlembi 12800 eucalglt 12853 prmind2 12916 coprm 12941 prmdiveq 13036 mhmlin 13825 issubg2m 14043 nsgbi 14058 issubrng2 14569 issubrg2 14600 lmodlema 14679 rmodislmodlem 14738 rmodislmod 14739 ellspsn6 14796 inopn 15156 basis1 15200 tgss 15216 tgcl 15217 xmeteq0 15512 blssexps 15582 blssex 15583 mopni3 15637 neibl 15644 metss 15647 metcnp3 15664 logbgcd1irr 16125 gausslemma2dlem0i 16298 2lgsoddprmlem3 16352 clwwlkn1loopb 16783 clwwlknonex2lem2 16801 bj-indsuc 17076 bj-nntrans 17099 |
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