Texas Instruments TI-89 User Manual - Page 846
NewFold, newList, newMat, NewPic, represents a pixel. Pixel coordinates start at 0
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NewData sysData, matrix Loads the contents of matrix into the system data variable sysData. NewFold CATALOG NewFold folderName NewFold games ¸ Done Creates a user-defined folder with the name folderName, and then sets the current folder to that folder. After you execute this instruction, you are in the new folder. newList() CATALOG newList(numElements) ⇒ list Returns a list with a dimension of numElements. Each element is zero. newList(4) ¸ {0 0 0 0} newMat( ) CATALOG also Math/Matrix menu newMat(numRows, numColumns) ⇒ matrix Returns a matrix of zeros with the dimension numRows by numColumns. newMat(2,3) ¸ [00 0 0 00] NewPic CATALOG NewPic matrix, picVar [, maxRow][, maxCol] NewPic [1,1;2,2;3,3;4,4;5,5; Creates a pic variable picVar based on matrix. 5,1;4,2;2,4;1,5],xpic ¸ Done matrix must be an n×2 matrix in which each row RclPic xpic ¸ represents a pixel. Pixel coordinates start at 0,0. If picVar already exists, NewPic replaces it. The default for picVar is the minimum area required for the matrix values. The optional arguments, maxRow and maxCol, determine the maximum boundary limits for picVar. 846 Appendix A: Functions and Instructions