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Scilabヘルプ >> Scilab > Variables > Predefined variables > %eps

%eps

イプシロン (浮動小数点数相対精度)

呼び出し手順

%eps

説明

%eps は定義済みの変数で, %eps = 2^(-52) です.

計算は厳密でありませんが,指定した精度で行われており, ScilabはIEEE 754規約を使用しています.

mw = format();
%eps
format(21);
1 + %eps
1 + (%eps / 2) == 1
format(mw([2 1]));

参照

  • format — set the default output format of decimal numbers
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