方程

This is your ultimate solution for common equations. It is easy to use and supports iPhone,iPod touch and iPad. What's more, you can even email the result of the equation to your friends.

★Equations to Support★
- linear equation (ax+b=c)
- quadratic equation (ax^2+bx+c=0)
- cubic equation (ax^3+bx^2+cx+d=0)
- 2 unknowns (x,y)
- 3 unknowns (x,y,z)

No excuse to hesitate, it's just for you.

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