You can use meta-calculator to draw some famous graphs shown below

## Pretty Graphs

### The Heart Curve

The picture of a heart can be graphed with the equation : 1= x^2 + (5y/4 – sqrt( abs(x)) ) ^2 =. Direct link

- Logarithmic spiral
- Hyperbolic Spiral
- There are some great “people curves” over at wolfram alpha
- More curves can be found here
- psy curve
- More

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