1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
The tool has been restarted.
=============== Test ChebModels ================
Testing chebyshevform( sin(x) , 7 , [-1;1] ): OK
Delta= [-2.0949157382649245727241856783473196206560848009071e-8;2.0949157382649245727241856783473196206560848009071e-8]
Testing chebyshevform( sin(exp(x)) + 2 - x , 7 , [-1;1] ): OK
Delta= [-1.18238734633728578082988892298704564314242319763076e-3;1.18238734633728578082988892298704564314242319763076e-3]
Testing chebyshevform( sin(exp(x)) + 2 - x , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [-7.7970437588408393806945333925286300924053682887281e-22;7.7970437588408393806945333925286300924053682887281e-22]
Testing chebyshevform( sin(x)^4 + x^5 * exp(17 * x) , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [-9.7077351133513950188855607630120654964826220951706e-18;9.7077351133513950188855607630120654964826220951706e-18]
Testing chebyshevform( 2^x , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [-1.4370360795578476186588086727640426138437049566734e-26;1.4370360795578476186588086727640426138437049566734e-26]
Testing chebyshevform( x^17 , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [-5.108713324764594911342782479414081845765878545756e-38;5.108713324764594911342782479414081845765878545756e-38]
Testing chebyshevform( x^5 , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [0;0]
Testing chebyshevform( 1 + 2 * x + 3 * x^2 + 4 * x^3 , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [0;0]
Testing chebyshevform( 2 * x + 3 * x^2 + 4 * x^3 , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [0;0]
Testing chebyshevform( exp(sin(x))^log2(1 + sin(x)^2) * erf(x) , 7 , [-3.90625e-3;7.8125e-3] ): OK
Delta= [-2.25639148834625344958080205961301237825032295085113e-20;2.25639148834625344958080205961301237825032295085113e-20]
Testing chebyshevform( sin(x) , 10 , [3;4] ): OK
Delta= [-1.19457761695107072711239377906044572711239377906055e-14;1.19457761695107072711239377906044572711239377906055e-14]
Testing chebyshevform( atan(x) , 15 , [-0.25;0.25] ): OK
Delta= [-7.8863835888947943491156938877750803840172011405348e-15;7.8863835888947943491156938877750803840172011405348e-15]
Testing chebyshevform( atan(x) , 15 , [-0.9;0.9] ): OK
Delta= [-5.0972725166489157583430205053110015869140625000533e-3;5.0972725166489157583430205053110015869140625000533e-3]
Testing chebyshevform( exp(1 / cos(x)) , 14 , [0;1] ): OK
Delta= [-5.2162157619872992347232961962015659874091869380588e-7;5.2162157619872992347232961962015659874091869380588e-7]
Testing chebyshevform( exp(x) / (log(2 + x) * cos(x)) , 15 , [0;1] ): OK
Delta= [-4.8636679820022049102877316653754006305117949125017e-9;4.8636679820022049102877316653754006305117949125017e-9]
Testing chebyshevform( sin(exp(x)) , 10 , [-1;1] ): OK
Delta= [-2.5526515509528982444611771290005152606157305347355e-5;2.5526515509528982444611771290005152606157305347355e-5]
Testing chebyshevform( tanh(x + 0.5) - tanh(x - 0.5) , 10 , [-1;1] ): OK
Delta= [-6.8676537333806244131033670978939266023350617297498e-3;6.8676537333806244131033670978939266023350617297498e-3]
Testing chebyshevform( sqrt(x + 1.0001) , 10 , [-1;0] ): OK
Delta= [-3.638269013199414804223559477624779316527652771061e-2;3.638269013199414804223559477624779316527652771061e-2]
Testing chebyshevform( sqrt(x + 1.0001) * sin(x) , 10 , [-1;0] ): OK
Delta= [-3.3261187696283411520611530960727589133153531137141e-2;3.3261187696283411520611530960727589133153531137141e-2]
Testing chebyshevform( 1 / (1 + 4 * x^2) , 10 , [-1;1] ): OK
Delta= [-1.1211271873342928566017725929853798954624872399305e-2;1.1211271873342928566017725929853798954624872399305e-2]
Testing chebyshevform( sin(x)^2 + cos(x)^2 , 10 , [-1;1] ): OK
Delta= [-3.9123632622656608633850998774290226898717139161473e-9;3.9123632622656608633850998774290226898717139161473e-9]
|
