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Related theorems GIF version |
| Description: An equality transitivity equality deduction. |
| Ref | Expression |
|---|---|
| eqtr4d.1 | ⊢ (φ → A = B) |
| eqtr4d.2 | ⊢ (φ → C = B) |
| Ref | Expression |
|---|---|
| eqtr4d | ⊢ (φ → A = C) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqtr4d.1 | . 2 ⊢ (φ → A = B) | |
| 2 | eqtr4d.2 | . . 3 ⊢ (φ → C = B) | |
| 3 | 2 | cleqcomd 1106 | . 2 ⊢ (φ → B = C) |
| 4 | 1, 3 | eqtrd 1128 | 1 ⊢ (φ → A = C) |
| Colors of variables: wff set class |
| Syntax hints: → wi 2 = wceq 1091 |
| This theorem is referenced by: 3eqtr4d 1134 3eqtr4rd 1135 opthwiener 1914 onsucmin 2323 dmsnop 2547 dmxpid 2553 imasn 2616 f1ococnv2 2817 fveqres 2851 funfv 2862 fvco 2865 fsn2 2896 fconst2 2902 ndmoprcom 3061 ndmoprass 3062 ndmoprdistr 3063 1stval 3089 2ndval 3090 1st2val 3097 oesuc 3134 oaass 3163 nnacom 3175 nndi 3180 nnmass 3181 nnmsucr 3182 nnmcom 3183 ecoprcom 3255 ecoprass 3256 ecoprdi 3257 fundmen 3333 pw2en 3348 xpmapenlem3 3393 xpmapenlem5 3395 cardval 3633 unxpdomlem 3649 cardcard 3655 cardiun 3665 cfsuc 3709 distrpq 3861 recmulpq 3864 addcompr 3917 mulcompr 3919 mulcmpblnrlem 3976 0idsr 4000 1idsr 4001 mulneg12t 4198 zaddclt 4590 zltp1let 4597 uzrdgsuc 4659 expaddt 4698 nn0opth 4724 facp1t 4873 infxpidmlem4 4936 infmap2 4953 hvsub4t 5014 his5 5050 pjpot 5265 hsupvalt 5302 spanid 5318 shjcomt 5331 h1de2b 5459 spanunsn 5482 hosdir 5609 hoddir 5610 ho1 5613 pjscj 5640 atcvat3 5774 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-gen 677 ax-17 925 ax-ext 1074 |
| This theorem depends on definitions: df-bi 128 df-an 198 df-cleq 1097 |