mat method
Implementation
MathMatrix mat(){
if( _mpFlag ){
String str = ClipProc._procMp.fnum2str( _mp, _param!.mpPrec() );
double val = ClipMath.stringToFloat( str, 0, ParamInteger() );
_mat.ass( val );
_proc._updateMatrix( _param!, _mat );
}
_mpFlag = false;
return _mat;
}