Seval, Sigma, Sigmavx – HP 49g Graphing Calculator User Manual
Page 178
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
SEVAL
Type:
Description:
Access:
Input:
Function
In the given expression, evaluates any existing variables
that the expression contains and substitutes these back
into the expression.
Catalog, (CM)
Level 1/Item 1: An algebraic expression.
Output:
Flags:
The expression with existing variables evaluated.
Exact mode must be set (flag -105 clear).
Numeric mode must not be set (flag -03 clear).
SIGMA
Type:
Function
Description:
Calculates the discrete antiderivative of a fmiction with
respect to the variable that you define.
Access:
Catalog, (C@
Input:
Level 2/Item 1: A frmction
Level 1/Item 2: The variable to calculate the
antiderivative with respect to.
Output:
The antiderivative of the function.
Flags:
Exact mode must be set (flag -105 clear).
Numeric mode must not be set (flag -03 clear).
See also:
SIGMAVX, Risen
SIGMAVX
Type:
Function
Description:
Calculates the discrete antiderivative of a function with
respect to the current variable.
Access:
Catalog, (C@
Input:
Level 2/Item 1: A function.
Output:
The antiderivative of the function.
Flags:
Exact mode must be set (flag -105 clear).
Numeric mode must not be set (flag -03 clear).
Computer Algebra Commands
Page 14-55