[texhax] pgf: putting arrow on parametric curve

William F Hammond hmwlfsr at yahoo.com
Sat Mar 9 19:28:29 CET 2013

Victor Ivrii <vivrii at gmail.com> writes:

> When I put an arrowhead on the end parametric curve it is
> pointing up rather than along curve. Is there a good way
> to put arrow in the correct direction automatically?

How is the parametric curve created in the tex file?
Picture environment?  Graphicx inclusion?  MetaPost?

                              -- Bill

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