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Mirrors > Home > ILE Home > Th. List > ltsub13 | Unicode version |
Description: 'Less than' relationship between subtraction and addition. (Contributed by NM, 17-Nov-2004.) |
Ref | Expression |
---|---|
ltsub13 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltaddsub 8460 |
. . 3
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2 | ltaddsub2 8461 |
. . 3
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3 | 1, 2 | bitr3d 190 |
. 2
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4 | 3 | 3com23 1211 |
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-in1 615 ax-in2 616 ax-io 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-13 2169 ax-14 2170 ax-ext 2178 ax-sep 4151 ax-pow 4207 ax-pr 4242 ax-un 4468 ax-setind 4573 ax-cnex 7968 ax-resscn 7969 ax-1cn 7970 ax-icn 7972 ax-addcl 7973 ax-addrcl 7974 ax-mulcl 7975 ax-addcom 7977 ax-addass 7979 ax-distr 7981 ax-i2m1 7982 ax-0id 7985 ax-rnegex 7986 ax-cnre 7988 ax-pre-ltadd 7993 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1475 df-sb 1777 df-eu 2048 df-mo 2049 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ne 2368 df-nel 2463 df-ral 2480 df-rex 2481 df-reu 2482 df-rab 2484 df-v 2765 df-sbc 2990 df-dif 3159 df-un 3161 df-in 3163 df-ss 3170 df-pw 3607 df-sn 3628 df-pr 3629 df-op 3631 df-uni 3840 df-br 4034 df-opab 4095 df-id 4328 df-xp 4669 df-rel 4670 df-cnv 4671 df-co 4672 df-dm 4673 df-iota 5219 df-fun 5260 df-fv 5266 df-riota 5877 df-ov 5925 df-oprab 5926 df-mpo 5927 df-pnf 8061 df-mnf 8062 df-ltxr 8064 df-sub 8197 df-neg 8198 |
This theorem is referenced by: ltsub13d 8575 sincosq1sgn 15035 sincosq2sgn 15036 lgsquadlem1 15285 |
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