Texas Instruments TI86 User Manual - Page 358

346 Chapter 20: A to Z Function and Instruction Reference rnorm MATRX MATH menu Root: x‡ MATH MISC menu rnorm matrix Returns the row norm of a real or complex matrix. For each row, rnorm sums the absolute values (magnitudes of complex elements) of all elements on that row. The returned value is the largest of the sums. rnorm vector Returns the largest absolute value (or magnitude) in a real or complex vector. xthroot x‡number or xthroot x‡(expression) Returns the xthroot of number or expression. The arguments can be real or complex. xthroot x‡list Returns a list in which each element is the xthroot of the corresponding element in list. xthrootList x‡list Returns a list in which each element is the root specified by the corresponding elements in xthrootList and list. [[L5,6,L7][3,3,9][9,L9,L7]] ¶MAT b [[L5 6 L7] [3 3 9 ] [9 L9 L7]] rnorm MAT b 25 rnorm [15,L18,7] b 18 5x‡32 b 5x‡{32,243} b {5,2}x‡{32,25) b 2 {2 3} {2 5}