1 Excel
=COS(1)
// 0.540302306
=COS(PI())
// -1
2 PHP
echo cos(1);
// 0.54030230586814
echo cos(M_PI);
// -1
3 PowerShell
[math]::cos(1)
# 0.54030230586814
[math]::cos([math]::pi)
# -1
4 Python
import math
print math.cos(1)
# 0.540302305868
print math.cos(math.pi)
# -1.0
5 Ruby
puts Math::cos(1)
# 0.5403023058681398
puts Math::cos(Math::PI)
# -1.0
6 같이 보기
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