I think there is quite a bit of metacognition, especially in the context of teaching mathematics to others. One issue is there is some evidence that successful mathematicians are quite heterogeneous in how they think (the classic analyst vs algebraist dichotomy).
I think there is quite a bit of metacognition, especially in the context of teaching mathematics to others. One issue is there is some evidence that successful mathematicians are quite heterogeneous in how they think (the classic analyst vs algebraist dichotomy).