![]() |
Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > ILE Home > Th. List > nn0cni | GIF version |
Description: A nonnegative integer is a complex number. (Contributed by NM, 14-May-2003.) |
Ref | Expression |
---|---|
nn0re.1 | ⊢ 𝐴 ∈ ℕ0 |
Ref | Expression |
---|---|
nn0cni | ⊢ 𝐴 ∈ ℂ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nn0re.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
2 | 1 | nn0rei 9012 | . 2 ⊢ 𝐴 ∈ ℝ |
3 | 2 | recni 7802 | 1 ⊢ 𝐴 ∈ ℂ |
Colors of variables: wff set class |
Syntax hints: ∈ wcel 1481 ℂcc 7642 ℕ0cn0 9001 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-sep 4054 ax-cnex 7735 ax-resscn 7736 ax-1re 7738 ax-addrcl 7741 ax-rnegex 7753 |
This theorem depends on definitions: df-bi 116 df-tru 1335 df-nf 1438 df-sb 1737 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ral 2422 df-rex 2423 df-v 2691 df-un 3080 df-in 3082 df-ss 3089 df-sn 3538 df-int 3780 df-inn 8745 df-n0 9002 |
This theorem is referenced by: nn0le2xi 9051 num0u 9216 num0h 9217 numsuc 9219 numsucc 9245 numma 9249 nummac 9250 numma2c 9251 numadd 9252 numaddc 9253 nummul1c 9254 nummul2c 9255 decrmanc 9262 decrmac 9263 decaddi 9265 decaddci 9266 decsubi 9268 decmul1 9269 decmulnc 9272 11multnc 9273 decmul10add 9274 6p5lem 9275 4t3lem 9302 7t3e21 9315 7t6e42 9318 8t3e24 9321 8t4e32 9322 8t8e64 9326 9t3e27 9328 9t4e36 9329 9t5e45 9330 9t6e54 9331 9t7e63 9332 9t11e99 9335 decbin0 9345 decbin2 9346 sq10 10490 3dec 10492 3dvdsdec 11598 3dvds2dec 11599 3lcm2e6 11874 |
Copyright terms: Public domain | W3C validator |