Reference Guide

3-38 Full Command and Function Reference
Access: …µ CLOSEIO
Input/Output: None
See also: BUFLEN, OPENIO
CLΣ
Type: Command
Description: Purges the current statistics matrix (reserved variable ΣDAT).
Access: …µ CL Σ
Input/Output: None
See also: RCLΣ, STO Σ , Σ +, Σ –
CLUSR
Type: Command
Description: Clear Variables Command: Provided for compatibility with the HP 28 series. CLUSR is the same
as CLVAR. See CLVAR.
Access: None. Must be typed in.
CLVAR
Type: Command
Description: Clear Variables Command: Purges all variables and empty subdirectories in the current directory.
Access: …µ CLVAR
Input/Output: None
See also: PGDIR, PURGE
CMPLX
Type: Command
Description: Displays a menu of commands pertaining to complex numbers.
Access: …µ CMPLX
Input/Output: None
See also: ARIT, DIFF, EXP&LN, SOLVER, TRIGO
CNRM
Type: Command
Description: Column Norm Command: Returns the column norm (one-norm) of the array argument.
The column norm of a matrix is the maximum (over all columns) of the sum of the absolute
values of all elements in each column. For a vector, the column norm is the sum of the absolute
values of the vector elements. For complex arrays, the absolute value of a given element (x, y) is
x
2
y
2
+
.
Access: !Ø OPERATIONS CNRM ( Ø is the left-shift of the 5key).
Input/Output:
Level 1/Argument 1 Level 1/Item 1
[ array ]
→
x
columnnorm
See also: CROSS, DET, DOT, RNRM