Analysis of information sources in references of the Wikipedia article "数学" in Chinese language version.
①按照学问的性质而划分的门类，如自然科学中的物理学、化学②学校教学的科目，如语文、数学……
研究现实世界的空间形式和数量关系的学科，包括算数、单数、集合、三角、微积分等。
Mathematics ... is simply the study of abstract structures, or formal patterns of connectedness.
Calculus is the study of change—how things change, and how quickly they change.
The mathematical study of change, motion, growth or decay is calculus.
The science of space, number, quantity, and arrangement, whose methods involve logical reasoning and usually the use of symbolic notation, and which includes geometry, arithmetic, algebra, and analysis.
The Advantage of Abstract Examples in Learning Math. A bstract knowledge, such as mathematical knowledge, is……
人類最初的記數法，按使用的符號的性質，可大致分為三類。
The science of space, number, quantity, and arrangement, whose methods involve logical reasoning and usually the use of symbolic notation, and which includes geometry, arithmetic, algebra, and analysis.
The Advantage of Abstract Examples in Learning Math. A bstract knowledge, such as mathematical knowledge, is……
人類最初的記數法，按使用的符號的性質，可大致分為三類。
