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Mirrors > Home > ILE Home > Th. List > dfplq0qs | Unicode version |
Description: Addition on nonnegative fractions. This definition is similar to df-plq0 7429 but expands Q0. (Contributed by Jim Kingdon, 24-Nov-2019.) |
Ref | Expression |
---|---|
dfplq0qs |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-plq0 7429 |
. 2
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2 | df-nq0 7427 |
. . . . . 6
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3 | 2 | eleq2i 2244 |
. . . . 5
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4 | 2 | eleq2i 2244 |
. . . . 5
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5 | 3, 4 | anbi12i 460 |
. . . 4
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6 | 5 | anbi1i 458 |
. . 3
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7 | 6 | oprabbii 5933 |
. 2
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8 | 1, 7 | eqtri 2198 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-11 1506 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-ext 2159 |
This theorem depends on definitions: df-bi 117 df-tru 1356 df-nf 1461 df-sb 1763 df-clab 2164 df-cleq 2170 df-clel 2173 df-oprab 5882 df-nq0 7427 df-plq0 7429 |
This theorem is referenced by: addnnnq0 7451 |
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