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本帖產(chǎn)生 1 個數(shù)學EPI ，點擊這里進行查看

376981713

金蟲 (小有名氣)

應(yīng)助: 0 (幼兒園)
金幣: 951.6
帖子: 95
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注冊: 2012-11-13
性別: GG
專業(yè): 熱力學

引用回帖:

18樓: Originally posted by wurongjun at 2013-10-05 09:11:35
把數(shù)據(jù)發(fā)給我!
我?guī)湍憬?
evoldnif@126.com...

您好！我已經(jīng)給你發(fā)過去了，方程在WORD中，數(shù)據(jù)在EXCEL中，再再一次表達一下感謝！

贊一下

回復此樓

21樓2013-10-05 10:36:42

已閱回復此樓關(guān)注TA 給TA發(fā)消息送TA紅花 TA的回帖

wurongjun

專家顧問 (職業(yè)作家)

專家經(jīng)驗: +831
數(shù)學EPI: 9
應(yīng)助: 791 (博后)
貴賓: 0.308
金幣: 24609
散金: 310
紅花: 75
帖子: 3004
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專業(yè): 計算數(shù)學與科學工程計算
管轄: 數(shù)學

【答案】應(yīng)助回帖

小于1的解可能有多解情況!
ans =
[ .999999898, .812211866]
有一個解
ans =
[ .999999843, .795192081]
有一個解
ans =
[ .999999761, .777597939]
有一個解
ans =
[ .999999642, .759500235]
有一個解
ans =
[ .999999470, .740973704]
有一個解
ans =
[ .999999225, .722095700]
有一個解
ans =
[ .999998881, .702944859]
有一個解
ans =
[ .999998403, .683599816]
有一個解
ans =
[ .999997745, .664137992]
有一個解
ans =
[ .999996850, .644634498]
有一個解
ans =
[ .999995645, .625161172]
有一個解
ans =
[ .999994036, .605785771]
有一個解
ans =
[ .999991909, .586571320]
有一個解
ans =
[ .999989121, .567575624]
有一個解
ans =
[ .999985495, .548850937]
有一個解
ans =
[ .999980819, .530443778]
有一個解
ans =
[ .999974834, .512394877]
有多個解
ans =
[  .999680280, -47.0874660]
[  .999967228,  .494739240]
有多個解
ans =
[  .999800203, -10.6181666]
[  .999957631,  .477506307]
有多個解
ans =
[  .999805889, -5.86605621]
[  .999945601,  .460720199]
有多個解
ans =
[  .999791915, -3.99723526]
[  .999930619,  .444400014]
有多個解
ans =
[  .999767362, -3.00002312]
[  .999912075,  .428560180]
有多個解
ans =
[  .999734155, -2.38098680]
[  .999889255,  .413210827]
有多個解
ans =
[  .999692409, -1.95998486]
[  .999861334,  .398358189]
有多個解
ans =
[  .999641511, -1.65558452]
[  .999827355,  .384004991]
有多個解
ans =
[  .999580443, -1.42559892]
[  .999786222,  .370150857]
有多個解
ans =
[  .999507892, -1.24598711]
[  .999736675,  .356792679]
有多個解
ans =
[  .999422286, -1.10204540]
[  .999677283,  .343924993]
有多個解
ans =
[  .999321811, -.984275883]
[  .999606419,  .331540316]
有多個解
ans =
[  .999204399, -.886270169]
[  .999522245,  .319629465]
有多個解
ans =
[  .999067720, -.803547984]
[  .999422690,  .308181851]
有多個解
ans =
[  .998909169, -.732882932]
[  .999305431,  .297185745]
有多個解
ans =
[  .998725843, -.671892752]
[  .999167875,  .286628516]
有多個解
ans =
[  .998514523, -.618780335]
[  .999007128,  .276496841]
有多個解
ans =
[  .998271653, -.572164613]
[  .998819981,  .266776898]
有多個解
ans =
[  .997993318, -.530966873]
[  .998602882,  .257454531]
有多個解
ans =
[  .997675219, -.494332379]
[  .998351914,  .248515385]
有多個解
ans =
[  .997312652, -.461575223]
[  .998062770,  .239945037]
有多個解
ans =
[  .996900482, -.432138663]
[  .997730726,  .231729095]
有多個解
ans =
[  .996433119, -.405566165]
[  .997350621,  .223853295]
有多個解
ans =
[  .995904497, -.381479849]
[  .996916829,  .216303555]
有多個解
ans =
[  .995308047, -.359564333]
[  .996423235,  .209066058]
有多個解
ans =
[  .994636675, -.339554340]
[  .995863213,  .202127283]
有多個解
ans =
[  .993882739, -.321225188]
[  .995229598,  .195474057]
有多個解
ans =
[  .993038030, -.304385324]
[  .994514669,  .189093575]
有多個解
ans =
[  .992093748, -.288870446]
[  .993710124,  .182973416]
有多個解
ans =
[  .991040488, -.274538895]
[  .992807061,  .177101583]
有多個解
ans =
[  .989868216, -.261267849]
[  .991795959,  .171466481]
有多個解
ans =
[  .988566265, -.248950352]
[  .990666665,  .166056950]
有多個解
ans =
[  .987123311, -.237492836]
[  .989408376,  .160862254]
有多個解
ans =
[  .985527377, -.226813076]
[  .988009632,  .155872066]
有多個解
ans =
[  .983765815, -.216838580]
[  .986458305,  .151076492]
有多個解
ans =
[  .981825314, -.207505174]
[  .984741599,  .146466045]
有多個解
ans =
[  .979691900, -.198755849]
[  .982846048,  .142031637]
有多個解
ans =
[  .977350942, -.190539798]
[  .980757522,  .137764569]
有多個解
ans =
[  .974787169, -.182811635]
[  .978461238,  .133656540]
有多個解
ans =
[  .971984684, -.175530644]
[  .975941774,  .129699602]
有多個解
ans =
[  .968927000, -.168660248]
[  .973183096,  .125886178]
有多個解
ans =
[  .965597062, -.162167469]
[  .970168583,  .122209028]
有多個解
ans =
[  .961977297, -.156022519]
[  .966881068,  .118661249]
有多個解
ans =
[  .958049661, -.150198435]
[  .963302882,  .115236263]

贊一下

回復此樓

善惡到頭終有報,人間正道是滄桑.

22樓2013-10-05 11:40:07

已閱回復此樓關(guān)注TA 給TA發(fā)消息送TA紅花 TA的回帖

376981713

金蟲 (小有名氣)

應(yīng)助: 0 (幼兒園)
金幣: 951.6
帖子: 95
在線: 78.7小時
蟲號: 2122995
注冊: 2012-11-13
性別: GG
專業(yè): 熱力學

引用回帖:

22樓: Originally posted by wurongjun at 2013-10-05 11:40:07
小于1的解可能有多解情況!
ans =

有一個解
ans =

有一個解
ans =

有一個解
ans =

有一個解
ans =

有一個解
ans =

有一個解
ans =

有一個解
ans =

有一個解
ans =

有一個解
an ...

可以作出EXCEL表格發(fā)到我郵箱嗎？就是要X，Y都小于零的正解，好像有140組吧，你沒給我都發(fā)過來啊！

贊一下

回復此樓

23樓2013-10-05 12:04:45

已閱回復此樓關(guān)注TA 給TA發(fā)消息送TA紅花 TA的回帖

wurongjun

專家顧問 (職業(yè)作家)

專家經(jīng)驗: +831
數(shù)學EPI: 9
應(yīng)助: 791 (博后)
貴賓: 0.308
金幣: 24609
散金: 310
紅花: 75
帖子: 3004
在線: 881.4小時
蟲號: 1368482
注冊: 2011-08-14
性別: GG
專業(yè): 計算數(shù)學與科學工程計算
管轄: 數(shù)學

【答案】應(yīng)助回帖

141個解如下!
x(1)=1 y(1)=0.81221
x(2)=1 y(2)=0.79519
x(3)=1 y(3)=0.7776
x(4)=1 y(4)=0.7595
x(5)=1 y(5)=0.74097
x(6)=1 y(6)=0.7221
x(7)=1 y(7)=0.70294
x(8)=1 y(8)=0.6836
x(9)=1 y(9)=0.66414
x(10)=1 y(10)=0.64463
x(11)=1 y(11)=0.62516
x(12)=0.99999 y(12)=0.60579
x(13)=0.99999 y(13)=0.58657
x(14)=0.99999 y(14)=0.56758
x(15)=0.99999 y(15)=0.54885
x(16)=0.99998 y(16)=0.53044
x(17)=0.99997 y(17)=0.51239
x(18)=0.99968    0.99997 y(18)=-47.0875    0.494739
x(19)=0.9998    0.99996 y(19)=-10.6182    0.477506
x(20)=0.99981    0.99995 y(20)=-5.8661    0.46072
x(21)=0.99979    0.99993 y(21)=-3.9972    0.4444
x(22)=0.99977    0.99991 y(22)=-3    0.42856
x(23)=0.99973    0.99989 y(23)=-2.381    0.41321
x(24)=0.99969    0.99986 y(24)=-1.96    0.39836
x(25)=0.99964    0.99983 y(25)=-1.6556    0.384
x(26)=0.99958    0.99979 y(26)=-1.4256    0.37015
x(27)=0.99951    0.99974 y(27)=-1.246    0.35679
x(28)=0.99942    0.99968 y(28)=-1.102    0.34392
x(29)=0.99932    0.99961 y(29)=-0.98428    0.33154
x(30)=0.9992    0.99952 y(30)=-0.88627    0.31963
x(31)=0.99907    0.99942 y(31)=-0.80355    0.30818
x(32)=0.99891    0.99931 y(32)=-0.73288    0.29719
x(33)=0.99873    0.99917 y(33)=-0.67189    0.28663
x(34)=0.99851    0.99901 y(34)=-0.61878    0.2765
x(35)=0.99827    0.99882 y(35)=-0.57216    0.26678
x(36)=0.99799    0.9986 y(36)=-0.53097    0.25745
x(37)=0.99768    0.99835 y(37)=-0.49433    0.24852
x(38)=0.99731    0.99806 y(38)=-0.46158    0.23995
x(39)=0.9969    0.99773 y(39)=-0.43214    0.23173
x(40)=0.99643    0.99735 y(40)=-0.40557    0.22385
x(41)=0.9959    0.99692 y(41)=-0.38148    0.2163
x(42)=0.99531    0.99642 y(42)=-0.35956    0.20907
x(43)=0.99464    0.99586 y(43)=-0.33955    0.20213
x(44)=0.99388    0.99523 y(44)=-0.32123    0.19547
x(45)=0.99304    0.99451 y(45)=-0.30439    0.18909
x(46)=0.99209    0.99371 y(46)=-0.28887    0.18297
x(47)=0.99104    0.99281 y(47)=-0.27454    0.1771
x(48)=0.98987    0.9918 y(48)=-0.26127    0.17147
x(49)=0.98857    0.99067 y(49)=-0.24895    0.16606
x(50)=0.98712    0.98941 y(50)=-0.23749    0.16086
x(51)=0.98553    0.98801 y(51)=-0.22681    0.15587
x(52)=0.98377    0.98646 y(52)=-0.21684    0.15108
x(53)=0.98183    0.98474 y(53)=-0.20751    0.14647
x(54)=0.97969    0.98285 y(54)=-0.19876    0.14203
x(55)=0.97735    0.98076 y(55)=-0.19054    0.13776
x(56)=0.97479    0.97846 y(56)=-0.18281    0.13366
x(57)=0.97198    0.97594 y(57)=-0.17553    0.1297
x(58)=0.96893    0.97318 y(58)=-0.16866    0.12589
x(59)=0.9656    0.97017 y(59)=-0.16217    0.12221
x(60)=0.96198    0.96688 y(60)=-0.15602    0.11866
x(61)=0.95805    0.9633 y(61)=-0.1502    0.11524
x(62)=0.9538    0.95942 y(62)=-0.14467    0.11193
x(63)=0.9492    0.9552 y(63)=-0.13942    0.10873
x(64)=0.94423    0.95064 y(64)=-0.13442    0.10564
x(65)=0.93889    0.94572 y(65)=-0.12965    0.10264
x(66)=0.93314    0.94041 y(66)=-0.12511 0.099744
x(67)=0.92697    0.93469 y(67)=-0.12076 0.096934
x(68)=0.92035    0.92856 y(68)=-0.11661 0.094209
x(69)=0.91328    0.92198 y(69)=-0.11263 0.091564
x(70)=0.90573    0.91494 y(70)=-0.10882 0.088995
x(71)=0.89768    0.90743 y(71)=-0.10516 0.086499
x(72)=0.88912    0.89942 y(72)=-0.10164 0.084071
x(73)=0.88004    0.8909 y(73)=-0.09825 0.081708
x(74)=0.8704    0.88185 y(74)=-0.094988 0.079406
x(75)=0.86022    0.87226 y(75)=-0.091843 0.077163
x(76)=0.84946    0.86211 y(76)=-0.088808 0.074975
x(77)=0.83812    0.85141 y(77)=-0.085874 0.072839
x(78)=0.8262    0.84013 y(78)=-0.083038 0.070754
x(79)=0.81369    0.82827 y(79)=-0.080291 0.068715
x(80)=0.80058    0.81582 y(80)=-0.07763 0.066722
x(81)=0.78688    0.80279 y(81)=-0.07505 0.064773
x(82)=0.77258    0.78918 y(82)=-0.072545 0.062864
x(83)=0.75771    0.77498 y(83)=-0.070112 0.060994
x(84)=0.74225    0.76021 y(84)=-0.067747 0.059162
x(85)=0.72623    0.74488 y(85)=-0.065446 0.057366
x(86)=0.70967    0.729 y(86)=-0.063207 0.055605
x(87)=0.69259    0.71259 y(87)=-0.061027 0.053877
x(88)=0.675    0.69568 y(88)=-0.058903 0.052182
x(89)=0.65695    0.67828 y(89)=-0.056832 0.050519
x(90)=0.63846    0.66043 y(90)=-0.054814 0.048886
x(91)=0.61957    0.64217 y(91)=-0.052845 0.047283
x(92)=0.60033    0.62353 y(92)=-0.050925    0.04571
x(93)=0.58077    0.60456 y(93)=-0.049052 0.044166
x(94)=0.56096    0.58529 y(94)=-0.047225 0.042651
x(95)=0.54093    0.56578 y(95)=-0.045443 0.041164
x(96)=0.52075    0.54608 y(96)=-0.043705 0.039707
x(97)=0.50048    0.52624 y(97)=-0.04201 0.038278
x(98)=0.48016    0.50633 y(98)=-0.040359 0.036878
x(99)=0.45988    0.48639 y(99)=-0.03875 0.035506
x(100)=0.43967    0.46648 y(100)=-0.037183 0.034165
x(101)=0.41962    0.44667 y(101)=-0.035659 0.032853
x(102)=0.39978    0.42702 y(102)=-0.034176 0.031571
x(103)=0.3802    0.40758 y(103)=-0.032736 0.030319
x(104)=0.36095    0.38841 y(104)=-0.031337 0.029099
x(105)=0.34208    0.36955 y(105)=-0.029981    0.02791
x(106)=0.32365    0.35108 y(106)=-0.028666 0.026753
x(107)=0.3057    0.33302 y(107)=-0.027394 0.025628
x(108)=0.28826    0.31542 y(108)=-0.026163 0.024535
x(109)=0.27139    0.29833 y(109)=-0.024974 0.023476
x(110)=0.25512    0.28178 y(110)=-0.023828 0.022449
x(111)=0.23946    0.2658 y(111)=-0.022722 0.021456
x(112)=0.22445    0.2504 y(112)=-0.021658 0.020497
x(113)=0.21009    0.23562 y(113)=-0.020636 0.019571
x(114)=0.19639    0.22146 y(114)=-0.019653 0.018679
x(115)=0.18337    0.20793 y(115)=-0.018711    0.01782
x(116)=0.17102    0.19504 y(116)=-0.017808 0.016994
x(117)=0.15933    0.18278 y(117)=-0.016944 0.016201
x(118)=0.1483    0.17115 y(118)=-0.016118    0.01544
x(119)=0.13791    0.16014 y(119)=-0.015329 0.014711
x(120)=0.12814    0.14974 y(120)=-0.014577 0.014014
x(121)=0.11898    0.13994 y(121)=-0.013859 0.013346
x(122)=0.1104    0.13071 y(122)=-0.013175 0.012709
x(123)=0.10238    0.12203 y(123)=-0.012525 0.012101
x(124)=0.094902    0.11389 y(124)=-0.011906    0.01152
x(125)=0.08793    0.10626 y(125)=-0.011318 0.010967
x(126)=0.081441 0.099125 y(126)=-0.010759 0.010441
x(127)=0.07541 0.092451 y(127)=-0.010229 0.0099396
x(128)=0.06981 0.086218 y(128)=-0.0097257 0.0094629
x(129)=0.064615 0.080401 y(129)=-0.0092484 0.0090097
x(130)=0.0598 0.074978 y(130)=-0.0087958 0.008579
x(131)=0.05534 0.069925 y(131)=-0.0083669 0.0081699
x(132)=0.051213    0.06522 y(132)=-0.0079604 0.0077814
x(133)=0.047394 0.060841 y(133)=-0.0075753 0.0074126
x(134)=0.043863 0.056767 y(134)=-0.0072105 0.0070626
x(135)=0.040599 0.052978 y(135)=-0.0068649 0.0067304
x(136)=0.037584 0.049455 y(136)=-0.0065376 0.0064153
x(137)=0.034798    0.04618 y(137)=-0.0062277 0.0061164
x(138)=0.032225 0.043136 y(138)=-0.0059341 0.0058328
x(139)=0.029848 0.040307 y(139)=-0.005656 0.0055637
x(140)=0.027654 0.037677 y(140)=-0.0053926 0.0053086
x(141)=0.025627 0.035233 y(141)=-0.0051431 0.0050665

贊一下

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善惡到頭終有報,人間正道是滄桑.

24樓2013-10-05 13:18:35

已閱回復此樓關(guān)注TA 給TA發(fā)消息送TA紅花 TA的回帖

wurongjun

專家顧問 (職業(yè)作家)

專家經(jīng)驗: +831
數(shù)學EPI: 9
應(yīng)助: 791 (博后)
貴賓: 0.308
金幣: 24609
散金: 310
紅花: 75
帖子: 3004
在線: 881.4小時
蟲號: 1368482
注冊: 2011-08-14
性別: GG
專業(yè): 計算數(shù)學與科學工程計算
管轄: 數(shù)學

【答案】應(yīng)助回帖

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376981713: 金幣+150, ★★★★★最佳答案 2013-10-05 13:40:25
376981713: 金幣+50, ★★★很有幫助 2013-10-05 14:00:05

小數(shù)點后至少7位:
x(1)=0.9999999 y(1)=0.8122119
x(2)=0.9999998 y(2)=0.7951921
x(3)=0.9999998 y(3)=0.7775979
x(4)=0.9999996 y(4)=0.7595002
x(5)=0.9999995 y(5)=0.7409737
x(6)=0.9999992 y(6)=0.7220957
x(7)=0.9999989 y(7)=0.7029449
x(8)=0.9999984 y(8)=0.6835998
x(9)=0.9999977 y(9)=0.664138
x(10)=0.9999969 y(10)=0.6446345
x(11)=0.9999956 y(11)=0.6251612
x(12)=0.999994 y(12)=0.6057858
x(13)=0.9999919 y(13)=0.5865713
x(14)=0.9999891 y(14)=0.5675756
x(15)=0.9999855 y(15)=0.5488509
x(16)=0.9999808 y(16)=0.5304438
x(17)=0.9999748 y(17)=0.5123949
x(18)=0.9996803    0.9999672 y(18)=-47.08747    0.4947392
x(19)=0.9998002    0.9999576 y(19)=-10.61817    0.4775063
x(20)=0.9998059    0.9999456 y(20)=-5.866056    0.4607202
x(21)=0.9997919    0.9999306 y(21)=-3.997235       0.4444
x(22)=0.9997674    0.9999121 y(22)=-3.000023    0.4285602
x(23)=0.9997342    0.9998893 y(23)=-2.380987    0.4132108
x(24)=0.9996924    0.9998613 y(24)=-1.959985    0.3983582
x(25)=0.9996415    0.9998274 y(25)=-1.655585    0.384005
x(26)=0.9995804    0.9997862 y(26)=-1.425599    0.3701509
x(27)=0.9995079    0.9997367 y(27)=-1.245987    0.3567927
x(28)=0.9994223    0.9996773 y(28)=-1.102045    0.343925
x(29)=0.9993218    0.9996064 y(29)=-0.9842759    0.3315403
x(30)=0.9992044    0.9995222 y(30)=-0.8862702    0.3196295
x(31)=0.9990677    0.9994227 y(31)=-0.803548    0.3081819
x(32)=0.9989092    0.9993054 y(32)=-0.7328829    0.2971857
x(33)=0.9987258    0.9991679 y(33)=-0.6718928    0.2866285
x(34)=0.9985145    0.9990071 y(34)=-0.6187803    0.2764968
x(35)=0.9982717    0.99882 y(35)=-0.5721646    0.2667769
x(36)=0.9979933    0.9986029 y(36)=-0.5309669    0.2574545
x(37)=0.9976752    0.9983519 y(37)=-0.4943324    0.2485154
x(38)=0.9973127    0.9980628 y(38)=-0.4615752    0.239945
x(39)=0.9969005    0.9977307 y(39)=-0.4321387    0.2317291
x(40)=0.9964331    0.9973506 y(40)=-0.4055662    0.2238533
x(41)=0.9959045    0.9969168 y(41)=-0.3814798    0.2163036
x(42)=0.995308    0.9964232 y(42)=-0.3595643    0.2090661
x(43)=0.9946367    0.9958632 y(43)=-0.3395543    0.2021273
x(44)=0.9938827    0.9952296 y(44)=-0.3212252    0.1954741
x(45)=0.993038    0.9945147 y(45)=-0.3043853    0.1890936
x(46)=0.9920937    0.9937101 y(46)=-0.2888704    0.1829734
x(47)=0.9910405    0.9928071 y(47)=-0.2745389    0.1771016
x(48)=0.9898682    0.991796 y(48)=-0.2612678    0.1714665
x(49)=0.9885663    0.9906667 y(49)=-0.2489504    0.166057
x(50)=0.9871233    0.9894084 y(50)=-0.2374928    0.1608623
x(51)=0.9855274    0.9880096 y(51)=-0.2268131    0.1558721
x(52)=0.9837658    0.9864583 y(52)=-0.2168386    0.1510765
x(53)=0.9818253    0.9847416 y(53)=-0.2075052    0.146466
x(54)=0.9796919    0.982846 y(54)=-0.1987558    0.1420316
x(55)=0.9773509    0.9807575 y(55)=-0.1905398    0.1377646
x(56)=0.9747872    0.9784612 y(56)=-0.1828116    0.1336565
x(57)=0.9719847    0.9759418 y(57)=-0.1755306    0.1296996
x(58)=0.968927    0.9731831 y(58)=-0.1686602    0.1258862
x(59)=0.9655971    0.9701686 y(59)=-0.1621675    0.122209
x(60)=0.9619773    0.9668811 y(60)=-0.1560225    0.1186612
x(61)=0.9580497    0.9633029 y(61)=-0.1501984    0.1152363
x(62)=0.9537957    0.9594159 y(62)=-0.1446707    0.1119278
x(63)=0.9491966    0.9552016 y(63)=-0.1394172    0.1087299
x(64)=0.9442333    0.9506413 y(64)=-0.1344175    0.1056368
x(65)=0.9388866    0.9457158 y(65)=-0.1296532    0.1026432
x(66)=0.9331372    0.940406 y(66)=-0.1251073 0.09974391
x(67)=0.9269657    0.9346927 y(67)=-0.1207644 0.09693401
x(68)=0.9203532    0.9285569 y(68)=-0.1166102 0.09420886
x(69)=0.9132808    0.9219796 y(69)=-0.1126318 0.09156405
x(70)=0.9057301    0.9149424 y(70)=-0.1088171    0.0889954
x(71)=0.8976835    0.9074274 y(71)=-0.1051552 0.08649892
x(72)=0.8891241    0.8994172 y(72)=-0.1016358 0.08407086
x(73)=0.880036    0.8908954 y(73)=-0.09824966 0.08170767
x(74)=0.8704043    0.8818469 y(74)=-0.09498811 0.07940598
x(75)=0.8602158    0.8722574 y(75)=-0.09184318 0.07716261
x(76)=0.8494587    0.8621145 y(76)=-0.08880756 0.07497459
x(77)=0.8381233    0.8514074 y(77)=-0.08587446 0.07283912
x(78)=0.8262017    0.840127 y(78)=-0.08303765 0.07075355
x(79)=0.8136885    0.8282667 y(79)=-0.08029137 0.06871544
x(80)=0.8005808    0.8158222 y(80)=-0.07763032 0.06672249
x(81)=0.7868785    0.8027915 y(81)=-0.07504962 0.06477256
x(82)=0.7725846    0.789176 y(82)=-0.0725448 0.06286371
x(83)=0.7577054    0.7749799 y(83)=-0.07011174 0.06099412
x(84)=0.7422505    0.7602106 y(84)=-0.06774671 0.05916212
x(85)=0.7262334    0.744879 y(85)=-0.06544626 0.05736622
x(86)=0.7096712    0.7289999 y(86)=-0.06320727 0.05560505
x(87)=0.6925852    0.7125917 y(87)=-0.06102696 0.05387742
x(88)=0.6750007    0.6956766 y(88)=-0.05890273 0.05218224
x(89)=0.6569469    0.6782808 y(89)=-0.05683236 0.05051862
x(90)=0.6384576    0.6604348 y(90)=-0.05481379 0.04888575
x(91)=0.6195703    0.6421725 y(91)=-0.05284523 0.04728298
x(92)=0.6003268    0.6235323 y(92)=-0.05092512 0.04570978
x(93)=0.5807724    0.6045558 y(93)=-0.04905211 0.04416577
x(94)=0.5609563    0.5852884 y(94)=-0.04722501 0.04265066
x(95)=0.5409309    0.5657789 y(95)=-0.04544287 0.04116429
x(96)=0.5207515    0.5460787 y(96)=-0.04370487    0.0397066
x(97)=0.5004757    0.5262421 y(97)=-0.04201036 0.03827763
x(98)=0.4801633    0.5063252 y(98)=-0.04035881 0.03687751
x(99)=0.4598754    0.4863858 y(99)=-0.03874986 0.03550646
x(100)=0.4396736    0.4664826 y(100)=-0.03718323 0.03416477
x(101)=0.4196199    0.4466746 y(101)=-0.03565873 0.03285276
x(102)=0.3997754    0.4270208 y(102)=-0.03417626 0.03157085
x(103)=0.3801999    0.4075789 y(103)=-0.03273576 0.03031943
x(104)=0.3609511    0.3884052 y(104)=-0.03133722 0.02909895
x(105)=0.3420838    0.3695536 y(105)=-0.02998066 0.02790985
x(106)=0.3236496    0.3510752 y(106)=-0.02866611 0.02675259
x(107)=0.3056956    0.3330175 y(107)=-0.02739355 0.02562755
x(108)=0.2882648    0.3154241 y(108)=-0.02616298 0.02453512
x(109)=0.2713948    0.2983341 y(109)=-0.02497435 0.02347563
x(110)=0.255118    0.2817819 y(110)=-0.02382751 0.02244935
x(111)=0.2394612    0.2657968 y(111)=-0.02272229 0.02145647
x(112)=0.2244454    0.2504028 y(112)=-0.02165844 0.02049712
x(113)=0.2100861    0.2356187 y(113)=-0.0206356 0.01957132
x(114)=0.1963929    0.2214581 y(114)=-0.01965335 0.01867902
x(115)=0.1833704    0.2079296 y(115)=-0.01871116 0.01782007
x(116)=0.1710178    0.1950368 y(116)=-0.01780841 0.01699421
x(117)=0.1593298    0.1827787 y(117)=-0.01694439    0.0162011
x(118)=0.1482968    0.1711504 y(118)=-0.01611834 0.01544033
x(119)=0.1379053    0.1601428 y(119)=-0.01532936 0.01471136
x(120)=0.1281388    0.1497436 y(120)=-0.01457654 0.01401361
x(121)=0.1189777    0.1399376 y(121)=-0.01385886    0.0133464
x(122)=0.1104003    0.1307073 y(122)=-0.01317527    0.012709
x(123)=0.1023832    0.1220327 y(123)=-0.01252466    0.0121006
x(124)=0.09490156    0.1138927 y(124)=-0.01190588 0.01152036
x(125)=0.08792966    0.1062647 y(125)=-0.01131778 0.01096739
x(126)=0.08144132 0.09912537 y(126)=-0.01075917 0.01044079
x(127)=0.07541019 0.09245098 y(127)=-0.01022886 0.009939605
x(128)=0.06981005 0.08621751 y(128)=-0.009725656 0.00946289
x(129)=0.06461506 0.08040103 y(129)=-0.009248369 0.009009671
x(130)=0.05979998 0.07497794 y(130)=-0.008795829 0.008578987
x(131)=0.05534033    0.0699251 y(131)=-0.008366878 0.008169874
x(132)=0.05121252    0.06522 y(132)=-0.007960395 0.007781387
x(133)=0.04739395    0.0608409 y(133)=-0.007575286 0.007412598
x(134)=0.04386309 0.05676687 y(134)=-0.007210465 0.007062574
x(135)=0.04059948 0.05297794 y(135)=-0.006864918 0.00673044
x(136)=0.03758384 0.04945504 y(136)=-0.006537633 0.006415311
x(137)=0.03479797 0.04618011 y(137)=-0.006227663 0.006116358
x(138)=0.0322248 0.04313606 y(138)=-0.005934088 0.005832767
x(139)=0.02984836 0.04030677 y(139)=-0.005656021 0.005563749
x(140)=0.02765373 0.03767712 y(140)=-0.005392631 0.005308562
x(141)=0.02562702 0.03523291 y(141)=-0.005143114 0.005066482

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25樓2013-10-05 13:21:53

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376981713

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金幣: 951.6
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注冊: 2012-11-13
性別: GG
專業(yè): 熱力學

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26樓2013-10-05 13:40:51

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376981713

金蟲 (小有名氣)

應(yīng)助: 0 (幼兒園)
金幣: 951.6
帖子: 95
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蟲號: 2122995
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性別: GG
專業(yè): 熱力學

引用回帖:

10樓: Originally posted by feixiaolin at 2013-10-04 15:58:31
fid = fopen('路徑及文件名','r');
= fscanf(fid,'%5f',); %% eg. 2列50行

參數(shù)A
A=AB(1,

;

參數(shù)B
xB=AB(2,

;

for k=1:50

%% 1+2*(x-1)+(-2*A+1)*(x-1)^2+(-2*A+2*B*A)*(x-1)^3+( ...

也感謝你的幫助，感謝！

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27樓2013-10-05 13:48:57

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wurongjun

專家顧問 (職業(yè)作家)

專家經(jīng)驗: +831
數(shù)學EPI: 9
應(yīng)助: 791 (博后)
貴賓: 0.308
金幣: 24609
散金: 310
紅花: 75
帖子: 3004
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蟲號: 1368482
注冊: 2011-08-14
性別: GG
專業(yè): 計算數(shù)學與科學工程計算
管轄: 數(shù)學

引用回帖:

26樓: Originally posted by 376981713 at 2013-10-05 13:40:51
十分感謝你！無法用言語表達！

...

程序里面的AB.txt文件是你的數(shù)據(jù)!
function fcqiujie
AB=textread('AB.txt');
N=size(AB,1);
A=AB(:,1);B=AB(:,2);
tx=zeros(N,4);
for i=1:N
tx(i,

=roots([(A(i)^2-2*B(i)*A(i)^2),(-2*A(i)+2*B(i)*A(i)),(-2*A(i)+1),2,1])';
end
x=tx+1;
for i=1:N
y(i,

=x(i,

-A(i)*(1-x(i,

).^2;
end
for i=1:N
idx=find(imag(x(i,

)==0&real(x(i,

)<1);
idy=find(imag(y(i,

)==0&real(y(i,

)<1);
id=intersect(idx,idy);
if length(id)==1
  disp(['x(',num2str(i),')=',num2str(x(i,id),7),' ','y(',num2str(i),')=',num2str(y(i,id),7),]);
  else
  disp(['x(',num2str(i),')=',num2str(x(i,id),7),' ','y(',num2str(i),')=',num2str(y(i,id),7),]);
end
end

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善惡到頭終有報,人間正道是滄桑.

28樓2013-10-05 13:49:46

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wurongjun

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專家經(jīng)驗: +831
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貴賓: 0.308
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散金: 310
紅花: 75
帖子: 3004
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蟲號: 1368482
注冊: 2011-08-14
性別: GG
專業(yè): 計算數(shù)學與科學工程計算
管轄: 數(shù)學

【答案】應(yīng)助回帖

function fcqiujie
AB=textread('AB.txt');
N=size(AB,1);
A=AB(:,1);B=AB(:,2);
tx=zeros(N,4);
for i=1:N
tx(i,

=roots([(A(i)^2-2*B(i)*A(i)^2),(-2*A(i)+2*B(i)*A(i)),(-2*A(i)+1),2,1])';
end
x=tx+1;
for i=1:N
y(i,

=x(i,

-A(i)*(1-x(i,

).^2;
end
for i=1:N
idx=find(imag(x(i,

)==0&real(x(i,

)<1);
idy=find(imag(y(i,

)==0&real(y(i,

贊一下(1人)

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善惡到頭終有報,人間正道是滄桑.

29樓2013-10-05 13:52:58

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376981713

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應(yīng)助: 0 (幼兒園)
金幣: 951.6
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專業(yè): 熱力學

引用回帖:

29樓: Originally posted by wurongjun at 2013-10-05 13:52:58
function fcqiujie
AB=textread('AB.txt');
N=size(AB,1);
A=AB(:,1);B=AB(:,2);
tx=zeros(N,4);
for i=1:N
tx(i,

=roots()';
end
x=tx+1;
for i=1:N
y(i,

=x(i,

-A(i)*(1-x(i,

).^2;
end
for ...

再幫我算算這個，好嗎？x-y=31282086.54(1-x)^2
y^2=0.219251(x-y)(b-2y)
b的數(shù)據(jù)我會發(fā)到你郵箱！

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30樓2013-10-08 15:31:32

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