Contingence vs Coincidence - What's the difference?

As nouns the difference between contingence and coincidence

is that contingence is (geometry) contact; touching while coincidence is .

(en noun)

(geometry) Contact; touching.

Contingency.

* ----

(en noun)

Of objects, the property of being coincident; occurring at the same time or place.

Of events, the appearance of a meaningful connection when there is none.

(analysis) A coincidence point.

A fixed point of a correspondence; a point of a variety corresponding to itself under a correspondence.

* (in analysis) coincidence point

* coincidence point * coincidence theory * index of coincidence * Lefschetz coincidence theorem