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Mirrors > Home > ILE Home > Th. List > ltrelpi | Unicode version |
Description: Positive integer 'less than' is a relation on positive integers. (Contributed by NM, 8-Feb-1996.) |
Ref | Expression |
---|---|
ltrelpi |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-lti 6559 |
. 2
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2 | inss2 3194 |
. 2
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3 | 1, 2 | eqsstri 3030 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() |
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 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2064 |
This theorem depends on definitions: df-bi 115 df-tru 1288 df-nf 1391 df-sb 1687 df-clab 2069 df-cleq 2075 df-clel 2078 df-nfc 2209 df-v 2604 df-in 2980 df-ss 2987 df-lti 6559 |
This theorem is referenced by: ltsonq 6650 caucvgprlemk 6917 caucvgprlem1 6931 caucvgprlem2 6932 caucvgprprlemk 6935 caucvgprprlemval 6940 caucvgprprlem1 6961 caucvgprprlem2 6962 ltrenn 7085 |
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