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| Mirrors > Home > MPE Home > Th. List > ressco | Structured version Visualization version GIF version | ||
| Description: comp is unaffected by restriction. (Contributed by Mario Carneiro, 5-Jan-2017.) |
| Ref | Expression |
|---|---|
| resshom.1 | ⊢ 𝐷 = (𝐶 ↾s 𝐴) |
| ressco.2 | ⊢ · = (comp‘𝐶) |
| Ref | Expression |
|---|---|
| ressco | ⊢ (𝐴 ∈ 𝑉 → · = (comp‘𝐷)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | resshom.1 | . 2 ⊢ 𝐷 = (𝐶 ↾s 𝐴) | |
| 2 | ressco.2 | . 2 ⊢ · = (comp‘𝐶) | |
| 3 | ccoid 17379 | . 2 ⊢ comp = Slot (comp‘ndx) | |
| 4 | slotsbhcdif 17380 | . . 3 ⊢ ((Base‘ndx) ≠ (Hom ‘ndx) ∧ (Base‘ndx) ≠ (comp‘ndx) ∧ (Hom ‘ndx) ≠ (comp‘ndx)) | |
| 5 | simp2 1138 | . . . 4 ⊢ (((Base‘ndx) ≠ (Hom ‘ndx) ∧ (Base‘ndx) ≠ (comp‘ndx) ∧ (Hom ‘ndx) ≠ (comp‘ndx)) → (Base‘ndx) ≠ (comp‘ndx)) | |
| 6 | 5 | necomd 2988 | . . 3 ⊢ (((Base‘ndx) ≠ (Hom ‘ndx) ∧ (Base‘ndx) ≠ (comp‘ndx) ∧ (Hom ‘ndx) ≠ (comp‘ndx)) → (comp‘ndx) ≠ (Base‘ndx)) |
| 7 | 4, 6 | ax-mp 5 | . 2 ⊢ (comp‘ndx) ≠ (Base‘ndx) |
| 8 | 1, 2, 3, 7 | resseqnbas 17214 | 1 ⊢ (𝐴 ∈ 𝑉 → · = (comp‘𝐷)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ‘cfv 6500 (class class class)co 7369 ndxcnx 17165 Basecbs 17181 ↾s cress 17202 Hom chom 17233 compcco 17234 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5232 ax-nul 5242 ax-pow 5308 ax-pr 5376 ax-un 7691 ax-cnex 11096 ax-resscn 11097 ax-1cn 11098 ax-icn 11099 ax-addcl 11100 ax-addrcl 11101 ax-mulcl 11102 ax-mulrcl 11103 ax-mulcom 11104 ax-addass 11105 ax-mulass 11106 ax-distr 11107 ax-i2m1 11108 ax-1ne0 11109 ax-1rid 11110 ax-rnegex 11111 ax-rrecex 11112 ax-cnre 11113 ax-pre-lttri 11114 ax-pre-lttrn 11115 ax-pre-ltadd 11116 ax-pre-mulgt0 11117 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7820 df-2nd 7945 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11183 df-mnf 11184 df-xr 11185 df-ltxr 11186 df-le 11187 df-sub 11381 df-neg 11382 df-nn 12177 df-2 12246 df-3 12247 df-4 12248 df-5 12249 df-6 12250 df-7 12251 df-8 12252 df-9 12253 df-n0 12440 df-z 12527 df-dec 12647 df-sets 17136 df-slot 17154 df-ndx 17166 df-base 17182 df-ress 17203 df-hom 17246 df-cco 17247 |
| This theorem is referenced by: rescco 17801 fullresc 17820 resssetc 18061 resscatc 18078 |
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