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sin_look_up_table
- 产生PFGA需要的COE文件,正弦载波的码表生成方法,很简单。-COE file generated PFGA needed, sinusoidal carrier code table generation method, is simple.
sincos
- sin、cos函数表生成程序(0-90度),用于单片机汇编程序。有1度、0.5度、0.1度三种精度。-sin, cos function table generation program (0-90 degrees) for single-chip assembler. 1 degree, 0.5 degree, 0.1 degree three precision.
listexp
- 一组扩充的表处理函数 (defun chgnth (i v l) 表换元素,用V替换表L中第I个元素 (defun carnth (i l) 表取头,保留表L前面I-1个元素 (defun cdrnth (i l) 表取尾,去除表L后面I个元素 (defun delnth (i l) 删除表L第I个元素 三角函数 (defun tan (v / u) (setq u (cos v)) (if (/= u 0) (/ (sin v) u))) (defun ctan
SinData
- 生成正弦波,不需要调用sin函数,利用的查表法-Generate a sine wave, you do not need to call the sin function using table look-up method
SinTableLagrangeInterpMatrixTranS
- 包含查表法实现SIN,拉格朗日插值及矩阵转置的C语言实现-This file includes the realization of Sin, Lagrange interpolation and matrix transposition via C.
Numerical-analysis4
- 对下面每个定积分,构造(手工计算)一个3行的龙贝格表。 (1)∫(0,3)sin(2x)/(1+x^2)dx=0.4761463020… (2)∫(0,3)sin(4x)e^(-2x)dx=0.1997146621… (3)∫(0.04,1)1/x^(1/2)dx=1.6 (4)∫(0,2)1/(x^2+1/10)dx=4.4713993943… (5)∫(1/(2π),2)sin(1/x)dx=1.1140744942… (6)∫(0,2)(4-x^2)^(1/2