... 122isa, 298 ischar, 95 , 298 isempty, 99 , 298 isequal, 92 , 99 , 299 isfinite, 284, 299 ishold, 99 , 299 isinf, 299 isletter, 299 isnan, 299 isnumeric, 95 , 96 , 299 284Solutions to the Practice Setstype ... commands on a command line.; Suppresses output of a MATLAB command, and can be used to separate commands on a command line. Also used to separate the rows of a matrix or column vector.X = 0:0.1:30;[1; ... 206, 207parsing, 95 partial derivative, 54partial differential equation, 175, 1 79, 184patch, 214, 296 path, 29, 33path, 29, 292 pathtool, 29, 292 pause, 37, 41, 42, 99 , 299 PDE Toolbox, 182pdepe,...