void copyValue(MutableBigInteger src){
  int len=src.intLen;
  if (value.length < len)   value=new int[len];
  System.arraycopy(src.value,src.offset,value,0,len);
  intLen=len;
  offset=0;
}

void copyValue ( MutableBigInteger src ) { int len = src . intLen ; if ( value . length < len ) value = new int [ len ] ; System . arraycopy ( src . value , src . offset , value , 0 , len ) ; intLen = len ; offset = 0 ; }
sets this mutablebiginteger ' s value array to a copy of the specified array . the intlen is set to the length of the new array .
