The Happy Ending problem (so named by Paul Erdős since it led to the marriage of George Szekeres and Esther Klein) is the following statement:
Theorem. Any set of five points in the plane in general position(no two points coincide and no
three points are collinear) has a subset of four points that form the vertices of a convex quadrilateral.
Quite misleading!
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Hi. It's actually quite simple visually if you just construct a triangle with two points inside. You should read the article on www.mathworld.com, if you haven't already. It's easy to understand at least.
Let this be your catalyst to Seventh-Heaven:
'The more you shall honor Me,
the more I shall bless you'
-the Infant Jesus of Prague
(<- Czech Republic, next to Russia)
Love him or leave him or indifferent...
better lissen to the Don:
If you deny o'er-the-Hillary's evil,
which most whorizontal demokrakkrs do,
you cannot deny Hellfire
which YOU send YOURSELF to.
Yes, earthling, I was an NDE:
the sights were beyond extreme.
Choose Jesus.
You'll be most happy you did.
God bless your indelible soul.
Let this be your catalyst to Seventh-Heaven:
'The more you shall honor Me,
the more I shall bless you'
-the Infant Jesus of Prague
(<- Czech Republic, next to Russia)
Love him or leave him or indifferent...
better lissen to the Don:
If you deny o'er-the-Hillary's evil,
which most whorizontal demokrakkrs do,
you cannot deny Hellfire
which YOU send YOURSELF to.
Yes, earthling, I was an NDE:
the sights were beyond extreme.
Choose Jesus.
You'll be most happy you did.
God bless your indelible soul.
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