User talk:Md. Alamgir Hossain
Or conversely starting with eq. 1(ii) and then substituting vt=z into it we shall have eq. 2(ii) e.g. or or or
or --Md. Alamgir Hossain (talk) 21:08, 12 May 2011 (UTC)A Hossain
Or conversely starting with eq. 1(ii) and then substituting vt=z into it we shall have eq. 2(ii) e.g. or or or
or --Md. Alamgir Hossain (talk) 21:08, 12 May 2011 (UTC)A Hossain[reply]