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Mirrors > Home > ILE Home > Th. List > 4nn0 | Unicode version |
Description: 4 is a nonnegative integer. (Contributed by Mario Carneiro, 18-Feb-2014.) |
Ref | Expression |
---|---|
4nn0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 4nn 8195 | . 2 | |
2 | 1 | nnnn0i 8296 | 1 |
Colors of variables: wff set class |
Syntax hints: wcel 1433 c4 8091 cn0 8288 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-cnex 7067 ax-resscn 7068 ax-1re 7070 ax-addrcl 7073 |
This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-v 2603 df-un 2977 df-in 2979 df-ss 2986 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-int 3637 df-br 3786 df-iota 4887 df-fv 4930 df-ov 5535 df-inn 8040 df-2 8098 df-3 8099 df-4 8100 df-n0 8289 |
This theorem is referenced by: 6p5e11 8549 7p5e12 8553 8p5e13 8559 8p7e15 8561 9p5e14 8566 9p6e15 8567 4t3e12 8574 4t4e16 8575 5t5e25 8579 6t4e24 8582 6t5e30 8583 7t3e21 8586 7t5e35 8588 7t7e49 8590 8t3e24 8592 8t4e32 8593 8t5e40 8594 8t6e48 8595 8t7e56 8596 8t8e64 8597 9t5e45 8601 9t6e54 8602 9t7e63 8603 decbin3 8618 fzo0to42pr 9229 4bc3eq4 9700 ex-fac 10565 ex-bc 10566 |
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