登录
a mathematical function that represents the exponent to which a fixed number, called the base, must be raised to produce a given number
对数
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
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
(mathematics) a quantity whose value changes according to another quantity's varying value
函数
a mathematical constant representing the ratio of a circle's circumference to its diameter, approximately equal to 3.14159
π, 圆周率
a mathematical representation of the sum of the terms of a sequence, often denoted by the symbol Σ (sigma), where the terms are added together in a specified order
级数, 序列之和
a branch of mathematics that deals with the relationships between the angles and sides of triangles
三角学
the result obtained by dividing one quantity or number by another, expressed as the outcome of a division operation
商
the longest side of a right-angled triangle, opposite the right angle, and defined as the side opposite the right angle in a right-angled triangle
斜边
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 framework of spaced lines, horizontal and vertical, used as a reference for plotting points
网格, 格子
a statistical measure that represents the middle value of a data set when the values are arranged in ascending or descending order
中位数
a visual representation of information or data, designed to convey complex information quickly and clearly
信息图, 信息的视觉表现
(statistics) the way statistical data are arranged that shows the frequency in which the values of a variable are repeated
分布, 分配
(mathematics) the average value of a set of quantities calculated by adding them, and dividing them by the total number of the quantities
均值, 平均值
a grouping or concentration of data points in a specific region, often used in statistics and data analysis to describe a set of values that are close to each other
聚类, 组
a diagram consisting of bars with different heights that represent the amount of a variable
直方图
a portion of a circle, defined by an arc and the two radii that connect the arc's endpoints to the circle's center
扇形, 圆扇形
