Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > etransclem5 | Structured version Visualization version Unicode version |
Description: A change of bound variable, often used in proofs for etransc 40500. (Contributed by Glauco Siliprandi, 5-Apr-2020.) |
Ref | Expression |
---|---|
etransclem5 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq1 6657 | . . . . 5 | |
2 | 1 | oveq1d 6665 | . . . 4 |
3 | 2 | cbvmptv 4750 | . . 3 |
4 | oveq2 6658 | . . . . 5 | |
5 | eqeq1 2626 | . . . . . 6 | |
6 | 5 | ifbid 4108 | . . . . 5 |
7 | 4, 6 | oveq12d 6668 | . . . 4 |
8 | 7 | mpteq2dv 4745 | . . 3 |
9 | 3, 8 | syl5eq 2668 | . 2 |
10 | 9 | cbvmptv 4750 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wceq 1483 cif 4086 cmpt 4729 (class class class)co 6650 cc0 9936 c1 9937 cmin 10266 cfz 12326 cexp 12860 |
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-3an 1039 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-rex 2918 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-iota 5851 df-fv 5896 df-ov 6653 |
This theorem is referenced by: etransclem27 40478 etransclem29 40480 etransclem31 40482 etransclem32 40483 etransclem33 40484 etransclem34 40485 etransclem35 40486 etransclem38 40489 etransclem40 40491 etransclem42 40493 etransclem44 40495 etransclem45 40496 etransclem46 40497 |
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