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Mirrors > Home > MPE Home > Th. List > itgex | Structured version Visualization version Unicode version |
Description: An integral is a set. (Contributed by Mario Carneiro, 28-Jun-2014.) |
Ref | Expression |
---|---|
itgex |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-itg 23392 | . 2 | |
2 | sumex 14418 | . 2 | |
3 | 1, 2 | eqeltri 2697 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wa 384 wcel 1990 cvv 3200 csb 3533 cif 4086 class class class wbr 4653 cmpt 4729 cfv 5888 (class class class)co 6650 cr 9935 cc0 9936 ci 9938 cmul 9941 cle 10075 cdiv 10684 c3 11071 cfz 12326 cexp 12860 cre 13837 csu 14416 citg2 23385 citg 23387 |
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 ax-nul 4789 |
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-eu 2474 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-v 3202 df-sbc 3436 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-sn 4178 df-pr 4180 df-uni 4437 df-iota 5851 df-sum 14417 df-itg 23392 |
This theorem is referenced by: ditgex 23616 ftc1lem1 23798 itgulm 24162 dmarea 24684 dfarea 24687 areaval 24691 ftc1anc 33493 itgsinexp 40170 wallispilem1 40282 wallispilem2 40283 |
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