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11-8 Using mathematical functions
Constants
The hp 39g+ has an internal numeric representation for
these constants.
e Natural logarithm base. Internally represented as
2.71828182846.
e
i Imaginary value for , the complex number (0,1).
i
MAXREAL Maximum real number. Internally represented as
9.99999999999 x 10
499
.
MAXREAL
MINREAL Minimum real number. Internally represented as
1x10
-499
.
MINREAL
π Internally represented as 3.14159265359.
π
Hyperbolic trigonometry
The hyperbolic trigonometry functions can also take
complex numbers as arguments.
ACOSH Inverse hyperbolic cosine : cosh
–1
x.
ACOSH(value)
ASINH Inverse hyperbolic sine : sinh
–1
x.
ASINH(value)
ATANH Inverse hyperbolic tangent : tanh
–1
x.
ATANH(value)
COSH Hyperbolic cosine
COSH(value)
SINH Hyperbolic sine.
SINH(value)
1–