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math.AG2012
On the class of caustics by reflection
Alfrederic Josse, Francoise Pene
Given any light position S in the complex projective plane P^2 and any algebraic curve C of P^2 (with any kind of singularities), we consider the incident lines coming from S (i.e.…
math.AG2012★ 3 cited
On the degree of caustics of reflection
Alfrederic Josse, Francoise Pene
Given a point S and any irreducible algebraic curve C in P^2 (with any type of singularities), we consider the caustic of reflection defined as the Zariski closure of the envelope…