Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > inteqi | Structured version Visualization version GIF version |
Description: Equality inference for class intersection. (Contributed by NM, 2-Sep-2003.) |
Ref | Expression |
---|---|
inteqi.1 | ⊢ 𝐴 = 𝐵 |
Ref | Expression |
---|---|
inteqi | ⊢ ∩ 𝐴 = ∩ 𝐵 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | inteqi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
2 | inteq 4478 | . 2 ⊢ (𝐴 = 𝐵 → ∩ 𝐴 = ∩ 𝐵) | |
3 | 1, 2 | ax-mp 5 | 1 ⊢ ∩ 𝐴 = ∩ 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1483 ∩ cint 4475 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-int 4476 |
This theorem is referenced by: elintrab 4488 ssintrab 4500 intmin2 4504 intsng 4512 intexrab 4823 intabs 4825 op1stb 4940 dfiin3g 5379 op2ndb 5619 ordintdif 5774 knatar 6607 bm2.5ii 7006 oawordeulem 7634 oeeulem 7681 iinfi 8323 tcsni 8619 rankval2 8681 rankval3b 8689 cf0 9073 cfval2 9082 cofsmo 9091 isf34lem4 9199 isf34lem7 9201 sstskm 9664 dfnn3 11034 trclun 13755 cycsubg 17622 efgval2 18137 00lsp 18981 alexsublem 21848 dynkin 30230 noextendlt 31822 nosepne 31831 nosepdm 31834 nosupbnd2lem1 31861 noetalem3 31865 imaiinfv 37256 elrfi 37257 relintab 37889 dfid7 37919 clcnvlem 37930 dfrtrcl5 37936 dfrcl2 37966 |
Copyright terms: Public domain | W3C validator |