# HG-1030: Reference and Filter Curves

In this tutorial, you will learn how to reference and filter curves.

- Click on the Define Curves icon,
- From the menu bar select

This panel allows you to edit existing curves and create new ones. The Define Curves panel also provides access to the program's curve calculator.

Referencing Curve Vectors in HyperGraph:

p2 | is page 2 |

w3 | is window 3 |

c4 | is curve 4 |

x | is the vector |

Pick a curve in a plot window | For the x = input field. | Shift and pick the curve to get the curve x vector reference. |

Shift + Ctrl and pick the curve to get the curve y vector reference. | ||

for y = input field. | Shift and pick the curve to get the curve y vector reference. | |

Shift + Ctrl and pick the curve to get the curve x vector reference. | ||

Select a curve vector reference from the Curves… dialog, which is accessed from the Define Curves panel. |