This is a bank of randomized exercises for the CheckIt platform. The exercises align with learning outcomes for specific precalculus skills which, in the opinion of the bank's author, are "must have" ...

Important note: the package is being updated: a new subpackge, DalgSeq, is under construction. It will contains all commands for difference-algebraic sequences, including thre recent ...

Abstract: The aim of this paper is the standardization of the algebraic model of timed event graphs defined in the conventional algebra. The result of the proposed technique is an auto-regressive ...

Algebraic structures are fundamental mathematical entities defined by sets equipped with operations that satisfy specific axioms, such as groups, rings, and fields. Function spaces, by contrast, are ...

Abstract: A classical difficult isomorphism testing problem is to test isomorphism of p-groups of class 2 and exponent p in time polynomial in the group order. It is known that this problem can be ...

The ability of quantitative molecular prediction is of great significance to drug discovery, human health, and environmental protection. Despite considerable efforts, quantitative prediction of ...