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| Description: The value of a term in the series expansion of the exponential function. (Contributed by Paul Chapman, 21-Aug-2007.) |
| Ref | Expression |
|---|---|
| eftval.1 |
|
| Ref | Expression |
|---|---|
| eftval |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opreq2 3975 |
. . 3
| |
| 2 | fveq2 3730 |
. . 3
| |
| 3 | 1, 2 | opreq12d 3984 |
. 2
|
| 4 | eftval.1 |
. 2
| |
| 5 | oprex 3989 |
. 2
| |
| 6 | 3, 4, 5 | fvopab4 3786 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: reefcl 7317 efcj 7336 reeftlclt 7380 ef1tllem 7381 ef01tllem1 7383 ef01tllem2 7384 ef01tllem2OLD 7385 absef01tllem 7387 eirrlem2 7390 eirrlem3 7391 eirrlem4 7392 eirrlem5 7393 effsumle 7397 eft0val 7398 ef4p 7399 efge1p 7402 absefm1le 7412 eflegeolem2 7414 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 964 ax-gen 965 ax-8 966 ax-9 967 ax-10 968 ax-11 969 ax-12 970 ax-13 971 ax-14 972 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-10o 1142 ax-16 1212 ax-11o 1220 ax-ext 1462 ax-sep 2708 ax-pow 2748 ax-pr 2785 ax-un 2872 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 983 df-sb 1174 df-eu 1384 df-mo 1385 df-clab 1467 df-cleq 1472 df-clel 1475 df-ne 1590 df-rex 1653 df-v 1815 df-dif 2052 df-un 2053 df-in 2054 df-ss 2056 df-nul 2284 df-pw 2406 df-sn 2416 df-pr 2417 df-op 2420 df-uni 2508 df-br 2625 df-opab 2672 df-id 2841 df-xp 3190 df-rel 3191 df-cnv 3192 df-co 3193 df-dm 3194 df-rn 3195 df-res 3196 df-ima 3197 df-fun 3198 df-fv 3204 df-opr 3971 |