I have not found a way to do it, but I'm keen to find out if it is possible.
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I have not found anything specific to pathfinder.
However, there is a dnd 3.5 feat that does this:
Complete Arcane, p. 81
It is now Pathfinder legal too. It was adapted in the conversion of Rise of the Runelords. Requires a rank of knowledge arcana and 3rd caster level