Proof comprehension, proof validation, & proof construction: All the same or different skills? An answer based on an empirical analysis – Leibniz-Institut für die Pädagogik der Naturwissenschaften und Mathematik https://www.leibniz-ipn.de/de/forschen/publikationen/proof-comprehension-proof-validation-proof-construction
ranging from a 1-dimensional overall skill to 2-dimensional models to a 3-dimensional model – Evidence from 153 undergraduate mathematics students showed that a 2-dimensional model – data best and is superior to the other models based on multiple criteria for SEM model
ranging from a 1-dimensional overall skill to 2-dimensional models to a 3-dimensional model
