msprintf — converts, formats, and writes data in a string
str=msprintf(format,a1,...,an);
a Scilab string describing the format to use to write the remaining operands.
a character string.
Specifies the data to be converted and printed according to the format parameter.
The msprintf writes formatted operands in its
    returned value (a Scilab string). The argument operands are formatted
    under control of the format operand.
Note that, in this case, the escape sequences ("\n") 
    split string to a matrix of string (see example)