# Math Insight

### Image: Parametrized surface mapping

The function $\dlsp$ maps each small rectangle of the planar domain $\dlr$ onto a “curvy rectangle” floating in three-dimensional space. For example, the highlighted central recentangle is mapped onto the highlighted central “curvy rectangle.”

Image file: parametrized_surface_mapping.png

Source image file: parametrized_surface_mapping.svg
Source image type: Inkscape SVG

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#### Notation systems

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