Scilab 5.5.0
- Scilabヘルプ
- Elementary Functions
- bitwise
- Complex
- Discrete mathematics
- elementarymatrices
- Exponential
- Floating point
- Integer representation
- matrixmanipulation
- matrixoperations
- searchandsort
- setoperations
- signalprocessing
- symbolic
- Trigonometry
- IsAScalar
- and
- &
- cat
- cell2mat
- cellstr
- iscolumn
- isempty
- isequal
- ismatrix
- isrow
- isscalar
- issquare
- isvector
- lstsize
- maxi
- mini
- modulo
- ndims
- nthroot
- num2cell
- or
- |
- sign
- size
- sort
- unwrap
Please note that the recommended version of Scilab is 2025.0.0. This page might be outdated.
See the recommended documentation of this function
sign
符号関数
説明
X=sign(A) は
A(i,j)の符号からなる行列を返します.
Aが複素数の場合,
sign(A) = A./abs(A) 関数となります.
例
sign(rand(2,3)) sign(1+%i)
参照
- abs — 絶対値, 大きさ
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