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Mirrors > Home > MPE Home > Th. List > Mathboxes > fobigcup | Structured version Visualization version Unicode version |
Description: ![]() |
Ref | Expression |
---|---|
fobigcup |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | uniexg 6955 |
. . . 4
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2 | 1 | rgen 2922 |
. . 3
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3 | dfbigcup2 32006 |
. . . 4
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4 | 3 | mptfng 6019 |
. . 3
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5 | 2, 4 | mpbi 220 |
. 2
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6 | 3 | rnmpt 5371 |
. . 3
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7 | vex 3203 |
. . . . 5
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8 | snex 4908 |
. . . . . 6
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9 | 7 | unisn 4451 |
. . . . . . 7
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10 | 9 | eqcomi 2631 |
. . . . . 6
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11 | unieq 4444 |
. . . . . . . 8
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12 | 11 | eqeq2d 2632 |
. . . . . . 7
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13 | 12 | rspcev 3309 |
. . . . . 6
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14 | 8, 10, 13 | mp2an 708 |
. . . . 5
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15 | 7, 14 | 2th 254 |
. . . 4
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16 | 15 | abbi2i 2738 |
. . 3
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17 | 6, 16 | eqtr4i 2647 |
. 2
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18 | df-fo 5894 |
. 2
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19 | 5, 17, 18 | mpbir2an 955 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
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-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-symdif 3844 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-eprel 5029 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-fo 5894 df-fv 5896 df-1st 7168 df-2nd 7169 df-txp 31961 df-bigcup 31965 |
This theorem is referenced by: fnbigcup 32008 |
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