(mathematics) a quantity whose value changes according to another quantity's varying value

函数

a quantity or value that remains the same and does not change in a specific mathematical context

常数

a combination of numbers, variables, operations, and grouping symbols that collectively represent a numerical value or relationship

代数表达式, 数学表达式

(of mathematical expressions or quantities) having the same value or function, even if they appear in different forms

等价的, 相等的

(mathematics) a quantity that is capable of assuming different values in a calculation

变量, 未知数

a diagram consisting of bars with different heights that represent the amount of a variable

直方图

a type of graph used in statistics and data analysis to display and compare two sets of numerical data

散点图, 散布图

a straight line drawn through the center of a group of data points on a scatter plot representing the best approximation of the relationship between the variables being studied

最佳拟合线, 趋势线

a set of real numbers that includes all the numbers between any two specified numbers within the set

区间, 区间集合

a function that can be expressed as the ratio of two polynomials, where the denominator is not zero

有理函数, 可以表示为两个多项式比的函数

a fixed numerical value that is a whole number, either positive, negative, or zero

整数常量, 固定整数值

to have a direct relationship or alignment with something else, such as paired values or elements

对应, 吻合

a single number, variable, or the product of numbers and variables in an expression or equation, separated by addition or subtraction operators

项, 术语

a mathematical function that can be expressed as a sum of terms, where each term is a constant multiplied by a variable raised to a non-negative integer power

多项式函数, 多项式

to fulfill the conditions or requirements of a mathematical statement, equation, or inequality

满足, 符合

a statistical method used to model and analyze the relationship between a dependent variable and one or more independent variables

回归, 回归分析

a statement or proposition that has been proven to be true based on previously established axioms, definitions, and other theorems within a particular mathematical or logical system

定理

to find the numerical value of an expression, equation, or function by substituting specific values for the variables

评估, 计算

a way of representing numbers as the sum of each digit multiplied by its place value

扩展记法, 扩展表示法

a method of writing numbers as the product of a coefficient and a power of 10

科学记数法, 指数记法

a rectangular array of numbers or symbols organized in rows and columns, commonly used in linear algebra for representing equations, transformations, and vector operations

矩阵

a single number calculated from the elements of a square matrix that indicates important properties, like whether the matrix can be inverted

行列式

an ordered set of numbers that describes both magnitude and direction, commonly used to represent quantities like displacement, velocity, or force in physics and engineering

向量

a two-dimensional system used to represent points in space

标准坐标平面, 笛卡尔坐标平面

a mathematical function that relates the angles of a triangle to the lengths of its sides, commonly including sine, cosine, and tangent

三角函数, 三角函数 (数学)

