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| Mirrors > Home > ILE Home > Th. List > rpgt0d | Unicode version | ||
| Description: A positive real is greater than zero. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpred.1 |
|
| Ref | Expression |
|---|---|
| rpgt0d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpred.1 |
. 2
| |
| 2 | rpgt0 10083 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rab 2537 df-v 2823 df-un 3224 df-sn 3715 df-pr 3716 df-op 3718 df-br 4132 df-rp 10072 |
| This theorem is used by: rpregt0d 10121 ltmulgt11d 10150 ltmulgt12d 10151 gt0divd 10152 ge0divd 10153 lediv12ad 10174 expgt0 11030 nnesq 11118 bccl2 11228 resqrexlemp1rp 11794 resqrexlemover 11798 resqrexlemnm 11806 resqrexlemgt0 11808 resqrexlemglsq 11810 sqrtgt0d 11948 reccn2ap 12104 fsumlt 12256 eirraplem 12569 dvdsmodexp 12587 bitsmod 12748 prmind2 12923 sqrt2irrlem 12965 modprmn0modprm0 13064 4sqlem11 13209 4sqlem12 13210 modxai 13224 ssblex 15657 mulc1cncf 15815 cncfmptc 15822 mulcncflem 15833 cnplimclemle 15894 pilem3 16010 sgmnncl 16257 iooref1o 17289 trilpolemeq1 17296 nconstwlpolemgt0 17321 taupi 17330 |
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