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An older term, hardly used nowadays (2000), for an isolated point, or hermit point, of a plane algebraic curve (cf. also Algebraic curve).

Figure: a130100a

For instance, the point is an acnode of the curve in .

References

[a1] R.J. Walker, "Algebraic curves" , Princeton Univ. Press (1950) (Reprint: Dover 1962)
How to Cite This Entry:
Acnode. M. Hazewinkel (originator), Encyclopedia of Mathematics. URL: http://www.encyclopediaofmath.org/index.php?title=Acnode&oldid=15498
This text originally appeared in Encyclopedia of Mathematics - ISBN 1402006098