rowCumwsum

New in version 2.00.10.

语法

rowCumwsum(X, Y)

row 系列函数通用参数说明和计算规则请参考: 行计算系列（row 系列）

详情

逐行计算 X 和 Y 的累积内积。

例子

$ m1=matrix(2 -1 4, 8 3 2, 9 0 1)
$ m2=matrix(8 11 10, 8 17 4, 14 6 4)
$ rowCumwsum(m1, m2)
col1        col2    col3
16          80      206
-11         40      40
40          48      52

$ a= -10 12.3 4 -8
$ b= 17.9 9 7.5 -4
$ c= 5.5 6.4 -7 8
$ x=array(DOUBLE[],0, 10).append!([a, b, c])
$ y=array(DOUBLE[],0, 10).append!([b, a, c])
$ rowCumwsum(x, y)
[[-179,-68.30,-38.30,-6.29],[-179,-68.30,-38.30,-6.29],[30.25,71.21,120.21,184.21]]

$ tp1 = [[3,4,5],[4,5,6]]
$ tp1.setColumnarTuple!()

$ tp2 = [[13,41,25],[21,30,10]]
$ tp2.setColumnarTuple!()
$ rowCumwsum(tp1, tp2)
[[39,203,328],[84,234,294]]

New in version 2.00.10.