Trigonometric functions

• sin
• cos
• tan
• asin
• acos
• atan
• sinh
• cosh
• tanh
• asinh
• acosh
• atanh

---

sin

Description: Return a double retvalue specifying the sine of a double angle value

Syntax:

retvalue = sin( value )

Parameter description:

Name Type
Description

value
double
Value from which sin should be computed

Return value: retvalue (type double) result value

Code example:

Display the sinus of the number PI.

 print sin( 3.141592 )

---

cos

Description: Return a double retvalue specifying the cosine of a double angle value

Syntax:

retvalue = cos( value )

Parameter description:

Name Type
Description

value
double
Value from which cos should be computed

Return value: retvalue (type double) result value

Code example:

Display the cosinus of the number PI.

 print cos( 3.141592 )

---

tan

Description: Return a double retvalue specifying the tangent of a double angle value

Syntax:

retvalue = tan( value )

Parameter description:

Name Type
Description

value
double
Value from which tan should be computed

Return value: retvalue (type double) result value

Code example:

Display the tangent of the number 0.5.

 print tan( 0.5 )

---

asin

Description: Return invers sinus of double value

Syntax:

retvalue = asin( value )

Parameter description:

Name Type
Description

value
double
Value from which asin should be computed

Return value: retvalue (type double) result value

Code example:

Display the invers sinus of the number 0.5.

 print asin( 0.5 )

---

acos

Description: Return invers cosine of double value

Syntax:

retvalue = acos( value )

Parameter description:

Name Type
Description

value
double
Value from which acos should be computed

Return value: retvalue (type double) result value

Code example:

Display the invers cosine of the number 0.5.

 print acos( 0.5 )

---

atan

Description: Return tangent of double value

Syntax:

retvalue = atan( value )

Parameter description:

Name Type
Description

value
double
Value from which atan should be computed

Return value: retvalue (type double) result value

Code example:

Display the invers tangent of the number 0.5.

 print atan( 0.5 )

---

sinh

Description: Return hyperbolic sinus of double value

Syntax:

retvalue = sinh( value )

Parameter description:

Name Type
Description

value
double
Value from which sinh should be computed

Return value: retvalue (type double) result value

Code example:

Display the hyperbolic sinus of the number PI.

 print sinh( 3.141592 )

---

cosh

Description: Return hyperbolic cosine of double value

Syntax:

retvalue = cosh( value )

Parameter description:

Name Type
Description

value
double
Value from which cosh should be computed

Return value: retvalue (type double) result value

Code example:

Display the sinus of the number PI.

 print cosh( 3.141592 )

---

tanh

Description: Return hyperbolic tangent of double value

Syntax:

retvalue = tanh( value )

Parameter description:

Name Type
Description

value
double
Value from which tanh should be computed

Return value: retvalue (type double) result value

Code example:

Display the hyperbolic tangent of the number PI.

 print tanh( 3.141592 )

---

asinh

Description: Return invers hyperbolic sinus of double value

Syntax:

retvalue = asinh( value )

Parameter description:

Name Type
Description

value
double
Value from which asinh should be computed

Return value: retvalue (type double) result value

Code example:

Display the invers hyperbolic sinus of the number 0.5.

 print asinh( 0.5 )

---

acosh

Description: Return invers hyperbolic cosine of double value

Syntax:

retvalue = acosh( value )

Parameter description:

Name Type
Description

value
double
Value from which acosh should be computed

Return value: retvalue (type double) result value

Code example:

Display the invers hyperbolic cosine of the number 0.5.

 print acosh( 0.5 )

---

atanh

Description: Return invers hyperbolic tangent of double value

Syntax:

retvalue = atanh( value )

Parameter description:

Name Type
Description

value
double
Value from which atanh should be computed

Return value: retvalue (type double) result value

Code example:

Display the invers hyperbolic tangent of the number 0.5.

 print atanh( 0.5 )