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Mirrors > Home > ILE Home > Th. List > infnninf | Unicode version |
Description: The point at infinity in
ℕ∞ is the constant sequence equal to
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Ref | Expression |
---|---|
infnninf |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1lt2o 6445 |
. . . . . 6
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2 | 1 | a1i 9 |
. . . . 5
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3 | 2 | fmpttd 5673 |
. . . 4
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4 | 3 | mptru 1362 |
. . 3
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5 | 2on 6428 |
. . . 4
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6 | omex 4594 |
. . . 4
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7 | elmapg 6663 |
. . . 4
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8 | 5, 6, 7 | mp2an 426 |
. . 3
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9 | 4, 8 | mpbir 146 |
. 2
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10 | peano2 4596 |
. . . . . 6
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11 | eqidd 2178 |
. . . . . . 7
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12 | eqid 2177 |
. . . . . . 7
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13 | 1oex 6427 |
. . . . . . 7
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14 | 11, 12, 13 | fvmpt 5595 |
. . . . . 6
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15 | 10, 14 | syl 14 |
. . . . 5
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16 | eqidd 2178 |
. . . . . 6
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17 | 16, 12, 13 | fvmpt 5595 |
. . . . 5
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18 | 15, 17 | eqtr4d 2213 |
. . . 4
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19 | eqimss 3211 |
. . . 4
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20 | 18, 19 | syl 14 |
. . 3
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21 | 20 | rgen 2530 |
. 2
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22 | fveq1 5516 |
. . . . 5
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23 | fveq1 5516 |
. . . . 5
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24 | 22, 23 | sseq12d 3188 |
. . . 4
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25 | 24 | ralbidv 2477 |
. . 3
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26 | df-nninf 7121 |
. . 3
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27 | 25, 26 | elrab2 2898 |
. 2
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28 | 9, 21, 27 | mpbir2an 942 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-sep 4123 ax-nul 4131 ax-pow 4176 ax-pr 4211 ax-un 4435 ax-setind 4538 ax-iinf 4589 |
This theorem depends on definitions: df-bi 117 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-ral 2460 df-rex 2461 df-rab 2464 df-v 2741 df-sbc 2965 df-dif 3133 df-un 3135 df-in 3137 df-ss 3144 df-nul 3425 df-pw 3579 df-sn 3600 df-pr 3601 df-op 3603 df-uni 3812 df-int 3847 df-br 4006 df-opab 4067 df-mpt 4068 df-tr 4104 df-id 4295 df-iord 4368 df-on 4370 df-suc 4373 df-iom 4592 df-xp 4634 df-rel 4635 df-cnv 4636 df-co 4637 df-dm 4638 df-rn 4639 df-res 4640 df-ima 4641 df-iota 5180 df-fun 5220 df-fn 5221 df-f 5222 df-fv 5226 df-ov 5880 df-oprab 5881 df-mpo 5882 df-1o 6419 df-2o 6420 df-map 6652 df-nninf 7121 |
This theorem is referenced by: nnnninf2 7127 nninfwlpoimlemdc 7177 nninffeq 14854 |
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