[color=#999999]This activity belongs to the [i]GeoGebra book[/i] [url=https://www.geogebra.org/m/sw2cat9w]GeoGebra Principia[/url].[/color][br][br][br]We can apply the offset method to two curves as long as we can calculate the normal vector at each point of both.[br][br]In situations where calculating the normal vectors isn't feasible, we can always generate a [i]heat map[/i] using the dynamic color scanner technique [[url=https://www.geogebra.org/m/sw2cat9w#material/er8nf4qt]3[/url], [url=https://www.geogebra.org/m/sw2cat9w#material/er8nf4qt]19[/url], [url=https://www.geogebra.org/m/sw2cat9w#material/er8nf4qt]26[/url], [url=https://www.geogebra.org/m/sw2cat9w#material/er8nf4qt]27[/url], [url=https://www.geogebra.org/m/sw2cat9w#material/er8nf4qt]31[/url]].[br][list][*]Note: For a better view of the construction, it is recommended to download the ggb file [url=https://www.geogebra.org/material/download/format/file/id/nvaxcfrn]here[/url].[/*][/list]

[color=#999999]Author of the construction of GeoGebra: [url=https://www.geogebra.org/u/rafael]Rafael Losada[/url].[/color]