发信人: fredrink(弗雷德里克)
整理人: fredrink(2001-04-14 17:44:27), 站内信件
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a的平方:a square or a squared
a的立方:a cube or b cubed
a的4次方:a to the fourth
a的-1次方:a to the minus one
log a: common logarithm
ln a: natural logarithm
f(a): the function of a
|a|: the absolute value of a
sin: sine
cos: cosine
tan: tangent
ctg: cotangent
sec: secant
csc: cosecant
n!: the factorial of n
---- Jehoven
The lord in heaven |
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