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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 10076 |
. 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 4131 df-rp 10065 |
| This theorem is used by: rpregt0d 10114 ltmulgt11d 10143 ltmulgt12d 10144 gt0divd 10145 ge0divd 10146 lediv12ad 10167 expgt0 11022 nnesq 11110 bccl2 11220 resqrexlemp1rp 11786 resqrexlemover 11790 resqrexlemnm 11798 resqrexlemgt0 11800 resqrexlemglsq 11802 sqrtgt0d 11940 reccn2ap 12095 fsumlt 12247 eirraplem 12560 dvdsmodexp 12578 bitsmod 12739 prmind2 12914 sqrt2irrlem 12956 modprmn0modprm0 13055 4sqlem11 13200 4sqlem12 13201 modxai 13215 ssblex 15581 mulc1cncf 15739 cncfmptc 15746 mulcncflem 15757 cnplimclemle 15818 pilem3 15934 sgmnncl 16169 iooref1o 17181 trilpolemeq1 17187 nconstwlpolemgt0 17212 taupi 17221 |
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