How to create a app with formula

view story

http://forum.xda-developers.com – Hi, I work in Hardware company i want to make a app with the formula i have. i have little knowledge about JAVA. can anyone help me out with this thread. For reference https://play.google.com/store/apps/details?id=com.innovex&feature=search... 51bGwsMSwxLDEsImNvbS5pbm5vdmV4Il0. you can check this page. Thank you, (HowTos)