Hobbies are activities or interests pursued for pleasure or relaxation and not necessarily as a main occupation. These are often done during spare time and include activities such as sewing, playing the piano, drawing, coin collection, puzzle and crossword filling, different games etc. What starts out as a hobby for some people has eventually turned to be the main occupation, and a lucrative one to say the least!
Sun and Earth
into your equation's code or your constant's code. You can thus use anything that exists in to create something new and/or more powerful.Equation Editor and Constant Editor allow you to select from the library of equations, constants and data sets and to drag-and-drop these tokens