computer Computer type.
computer returns a string containing the name of the computer
on which MATLAB is executing. Possibilities are:

ISPC ISUNIX
PCWIN - MS-Windows 1 0
SOL2 - Sun Sparc (Solaris 2) 0 1
HPUX - HP PA-RISC (HP-UX 11.00) 0 1
HP700 - HP PA-RISC (HP-UX 10.20) 0 1
ALPHA - Compaq Alpha (OSF1) 0 1
IBM_RS - IBM RS/6000 (AIX) 0 1
SGI - Silicon Graphics (IRIX/IRIX64) 0 1
GLNX86 - Linux on PC compatible (Linux) 0 1

[C,MAXSIZE] = computer returns also integer MAXSIZE which
contains the maximum number of elements allowed in a matrix
on this version of MATLAB.
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