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Mirrors > Home > ILE Home > Th. List > smoeq | Unicode version |
Description: Equality theorem for strictly monotone functions. (Contributed by Andrew Salmon, 16-Nov-2011.) |
Ref | Expression |
---|---|
smoeq |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 19 |
. . . 4
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2 | dmeq 4862 |
. . . 4
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3 | 1, 2 | feq12d 5393 |
. . 3
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4 | ordeq 4403 |
. . . 4
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5 | 2, 4 | syl 14 |
. . 3
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6 | fveq1 5553 |
. . . . . . 7
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7 | fveq1 5553 |
. . . . . . 7
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8 | 6, 7 | eleq12d 2264 |
. . . . . 6
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9 | 8 | imbi2d 230 |
. . . . 5
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10 | 9 | 2ralbidv 2518 |
. . . 4
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11 | 2 | raleqdv 2696 |
. . . . 5
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12 | 11 | ralbidv 2494 |
. . . 4
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13 | 2 | raleqdv 2696 |
. . . 4
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14 | 10, 12, 13 | 3bitrd 214 |
. . 3
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15 | 3, 5, 14 | 3anbi123d 1323 |
. 2
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16 | df-smo 6339 |
. 2
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17 | df-smo 6339 |
. 2
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18 | 15, 16, 17 | 3bitr4g 223 |
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-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2175 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-v 2762 df-un 3157 df-in 3159 df-ss 3166 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-br 4030 df-opab 4091 df-tr 4128 df-iord 4397 df-rel 4666 df-cnv 4667 df-co 4668 df-dm 4669 df-rn 4670 df-iota 5215 df-fun 5256 df-fn 5257 df-f 5258 df-fv 5262 df-smo 6339 |
This theorem is referenced by: smores3 6346 smo0 6351 |
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