shree dai...kuro ta maile ni kehi bujhina...aba Mathmatical software nai chahine bhaye Matlab jastai jastai yeeta Maple bhanne software masanga cha...tyesle kaam chalcha ki chaldaina ..yesso google bata search gari hernuhola...tyesko size babbal thulo cha..kasari uuta pathaune ho tyo pani advise garum la. yo kaam nalage thread mathi bhaye ni asryo ni kaso;)