“THIS volume is the first part of a work designed it provide a convenient account of the foundations and methods of modem algebraic geometry.” These words from the authors' preface explain the scope ...

Students of Grade 7 were given a test followed by individual interviews; at the end of Grade 8 the same students were subject to an analogous test and interviews. Each student had to simplify certain ...

Removing brackets is to multiply the term outside the brackets by each term inside - also known as the distributive law. Use FOIL to remove a pair of brackets then simplify by collecting like terms.

Before taking a look at simplifying algebraic fractions, let's remind ourselves how to simplify numerical fractions. Sometimes the top and bottom of a fraction can be divided by the same number. This ...

在 :numref:`proving_identities_in_algebraic_structures` 中，我们看到许多关于实数的常见恒等式适用于更一般的代数结构类，比如交换环 ...

How can the behavior of elementary particles and the structure of the entire universe be described using the same mathematical concepts? This question is at the heart of recent work by the ...

The American Journal of Psychology, Vol. 107, No. 3 (Autumn, 1994), pp. 423-439 (17 pages) Students in 11th grade (N = 208) were assessed twice on the solution of algebraic word problems that ...