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| Mirrors > Home > ILE Home > Th. List > 8cn | Unicode version | ||
| Description: The number 8 is complex. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| 8cn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 8re 9389 |
. 2
| |
| 2 | 1 | recni 8338 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-resscn 8271 ax-1re 8273 ax-addrcl 8276 |
| This proof depends on definitions: df-bi 117 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-in 3226 df-ss 3233 df-2 9363 df-3 9364 df-4 9365 df-5 9366 df-6 9367 df-7 9368 df-8 9369 |
| This theorem is used by: 9m1e8 9430 8p2e10 9856 8t2e16 9891 8t5e40 9894 cos2bnd 12527 2exp11 13215 2exp16 13216 log2tlbndlog2 16082 log2ublem3 16085 log2ublog2 16086 lgsdir2lem1 16147 lgsdir2lem5 16151 2lgslem3a 16212 2lgslem3b 16213 2lgslem3c 16214 2lgslem3d 16215 2lgslem3a1 16216 2lgslem3b1 16217 2lgslem3c1 16218 2lgslem3d1 16219 2lgsoddprmlem1 16224 2lgsoddprmlem2 16225 2lgsoddprmlem3a 16226 2lgsoddprmlem3b 16227 2lgsoddprmlem3c 16228 2lgsoddprmlem3d 16229 ex-exp 16741 |
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