数学模型是:
f(i)=128+128*sin(2*3.14*i/360)
说明:i的变化是(i=0;i<359;i++)
128,130,132,135,137,139,141,143,146,148,150,152,154,157,159,161,163,165,167,169,171,173,176,178,180,182,184,186,188,190,191,193,195,197,199,201,203,204,206,208,210,211,213,215,216,218,219,221,222,224,225,227,228,229,231,232,233,234,236,237,238,239,240,241,242,243,244,245,246,247,247,248,249,249,250,251,251,252,252,253,253,253,254,254,254,255,255,255,255,255,255,255,255,255,255,255,254,254,254,253,253,253,252,252,251,251,250,249,249,248,247,247,246,245,244,243,242,241,240,239,238,237,236,235,233,232,231,230,228,227,225,224,222,221,219,218,216,215,213,211,210,208,206,205,203,201,199,197,195,194,192,190,188,186,184,182,180,178,176,174,172,170,167,165,163,161,159,157,155,152,150,148,146,144,141,139,137,135,133,130,128,126,124,122,119,117,115,113,111,108,106,104,102,100,97,95,93,91,89,87,85,83,81,79,77,75,73,71,69,67,65,63,61,59,57,55,54,52,50,48,47,45,43,42,40,38,37,35,34,32,31,29,28,27,25,24,23,22,20,19,18,17,16,15,14,13,12,11,10,10,9,8,7,7,6,5,5,4,4,3,3,3,2,2,2,2,1,1,1,1,1,1,1,1,1,1,2,2,2,3,3,3,4,4,5,5,6,6,7,8,9,9,10,11,12,13,14,15,16,17,18,19,20,21,23,24,25,26,28,29,30,32,33,35,36,38,40,41,43,44,46,48,50,51,53,55,57,59,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,91,93,95,97,99,101,103,106,108,110,112,114,117,119,121,123,125 |
发表于 2007-7-6 15:13:42
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