次数 次數 cì shù number of times / frequency / order number (in a series) / power (math.) / degree of a polynomial (math.) 擂台赛 擂臺賽 lèi tái sài single-elimination open tournament (the winner stays on until he is himself defeated) 劣汰 liè tài elimination of the weakest 参量 參量 cān liàng parameter (math) / quantity used as a parameter / modulus (math.) 像 xiàng to resemble / to be like / to look as if / such as / appearance / image / portrait / image under a mapping (math.) syn 正 zhèng straight / upright / proper / main / principal / to correct / to rectify / exactly / just (at that time) / right (in that place) / (math.) positive syn 进 進 jìn to go forward / to advance / to go in / to enter / to put in / to submit / to take in / to admit / (math.) base of a number system / classifier for sections in a building or residential compound syn 元 yuán currency unit (esp. Chinese yuan) / (bound form) first / original / primary / (bound form) basic / fundamental / (bound form) constituent / part / (prefix) meta- / (math.) argument / variable / era (of a reign) / (Tw) (geology) eon syn 方 fāng square / power or involution (math.) / upright / honest / fair and square / direction / side / party (to a contract, dispute etc) / place / method / prescription (medicine) / just when / only or just / classifier for square things / abbr. for square or cubic meter syn 切 qiē to cut / to slice / to carve / (math) tangential syn 分子 fēn zǐ molecule / (math) numerator of a fraction syn 空间 空間 kōng jiān space / room / (fig.) scope / leeway / (astronomy) outer space / (physics, math.) space syn 内心 內心 nèi xīn heart / innermost being / (math.) incenter syn 联络 聯絡 lián luò to get in touch with / to contact / to stay in contact (with) / liaison / (math.) connection syn 交换 交換 jiāo huàn to exchange / to swap / to switch (telecom) / commutative (math) / to commute syn 组合 組合 zǔ hé to assemble / to combine / to compose / combination / association / set / compilation / (math.) combinatorial syn 设 設 shè to set up / to put in place / (math.) given / suppose / if syn 集合 jí hé to gather / to assemble / (math.) set syn 倒数 倒數 dào shù inverse number / reciprocal (math.) 数量 數量 shù liàng amount / quantity (CL:個|个[ge4]) / quantitative / (math.) scalar quantity syn 元素 yuán sù element (key component of sth) / (chemistry) element / (math.) element (member of a set) syn 传递 傳遞 chuán dì to transmit / to pass on to sb else / (math.) transitive syn 猜想 cāi xiǎng to guess / to conjecture / to suppose / (math.) hypothesis syn 配方 pèi fāng prescription / cooking recipe / formulation / completing the square (to solve quadratic equation, math.) syn 分歧 fēn qí divergent / difference (of opinion, position) / disagreement / (math.) bifurcation syn 指数 指數 zhǐ shù (numerical, statistical) index / (math.) exponent / index / exponential (function, growth) 概率 gài lǜ probability (math.) syn 排列 pái liè to arrange in order / (math.) permutation syn 方程式 fāng chéng shì (math.) equation 收敛 收斂 shōu liǎn to dwindle / to vanish / to make vanish / to exercise restraint / to curb (one's mirth, arrogance etc) / to astringe / (math.) to converge syn 变量 變量 biàn liàng variable (math.) 交集 jiāo jí (of diverse emotions) to occur simultaneously / to intermingle / common ground / points of commonality / overlap / connection / interaction / dealings / (math.) (set theory) intersection syn 高等 gāo děng high-level / higher (animals, education etc) / advanced (math etc) syn 变数 變數 biàn shù variable factor / uncertainties / (math.) a variable 置信 zhì xìn to believe (what sb claims) (usually used in the negative) / (math.) confidence (interval etc) syn 矩阵 矩陣 jǔ zhèn array / matrix (math.) 多变 多變 duō biàn fickle / (math.) multivariate syn 根号 根號 gēn hào radical sign √ (math.) 方程 fāng chéng (math.) equation 布尔 布爾 bù ěr Boole (surname) / (math.) Boolean 截断 截斷 jié duàn to break or cut in two / to sever / to cut off / (fig.) to cut off (a conversation, a flow etc) / to interrupt / (math.) to truncate 表象 biǎo xiàng outward appearance / superficial / (philosophy, psychology) representation / idea / (math.) representation 因子 yīn zǐ factor / (genetic) trait / (math.) factor / divisor syn 动力学 動力學 dòng lì xué dynamics (math.) / kinetics 顶点 頂點 dǐng diǎn summit / peak / (math.) vertex syn 立方 lì fāng cube (math.) / abbr. for 立方體|立方体[li4 fang1 ti3] / abbr. for 立方米[li4 fang1 mi3] syn 期望值 qī wàng zhí expectations / (math) expected value 正值 zhèng zhí just at the time of / honest / upright / (math.) positive value syn 环形 環形 huán xíng ring-shaped / (math.) annulus 复数 複數 fù shù (linguistics) plural / (math.) complex number 端点 端點 duān diǎn end point (may refer to either end of sth with a start and an end) / (math.) endpoint 置换 置換 zhì huàn to permute / permutation (math.) / to displace / displacement / to replace / replacement syn 连通 連通 lián tōng to connect / to communicate / to relate / (math.) connected syn 除以 chú yǐ (math.) divided by 解析 jiě xī to analyze / to resolve / (math.) analysis / analytic syn 命题 命題 mìng tí proposition (logic, math.) / to assign an essay topic 二进制 二進制 èr jìn zhì binary system (math.) 基线 基線 jī xiàn baseline (surveying, budgeting, typography etc) / (math.) base (of a triangle) 加号 加號 jiā hào plus sign + (math.) 函数 函數 hán shù function (math.) syn 映射 yìng shè to shine on / (math., linguistics etc) mapping syn 整数 整數 zhěng shù whole number / integer (math.) / round figure syn 度量 dù liàng measure / tolerance / breadth / magnanimity / (math.) metric syn 除开 除開 chú kāi besides / except / to get rid of (sb) / (math.) to divide syn 方阵 方陣 fāng zhèn square-shaped formation (military) / phalanx / (math.) matrix 除法 chú fǎ division (math.) 平角 píng jiǎo (math.) straight angle 周期性 週期性 zhōu qī xìng periodic / periodicity (math) / cyclicity 非线性 非線性 fēi xiàn xìng nonlinear (math.) 圆周率 圓周率 yuán zhōu lǜ (math.) the ratio of the circumference of a circle to its diameter (π) 公理 gōng lǐ self-evident truth / (math.) axiom syn 可逆 kě nì reversible / (math.) invertible 矢量 shǐ liàng (math.) vector 向量 xiàng liàng (math.) vector 有理 yǒu lǐ reasonable / justified / right / (math.) rational syn 式子 shì zi posture / (math.) expression / formula syn 表达式 表達式 biǎo dá shì expression (math.) 必要条件 必要條件 bì yào tiáo jiàn requirement / necessary condition (math) 横线 橫線 héng xiàn horizontal line / (math.) horizontal axis 求和 qiú hé to sue for peace / to look for a draw (chess) / summation (math.) 级数 級數 jí shù (math.) series 离散 離散 lí sàn (of family members) separated from one another / scattered about / dispersed / (math.) discrete syn 一元 yī yuán (math.) single-variable / univariate 基数 基數 jī shù cardinal number / (math.) radix / base 常数 常數 cháng shù a constant (math.) 数论 數論 shù lùn number theory (math.) 解法 jiě fǎ solution (to a math problem) / method of solving 切面 qiē miàn section / cross-cut / tangent plane (math.) syn 多元 duō yuán poly- / multi- / multielement / multivariant / multivariate (math.) syn 尾数 尾數 wěi shù remainder (after rounding a number) / decimal part (of number after the decimal point) / mantissa (i.e. fractional part of common logarithm in math.) / small change / balance (of an account) syn 拓扑 拓撲 tuò pū (math.) (loanword) topology 微分 wēi fēn (math.) differential (of a function) / differential (equation etc) / to differentiate / differentiation 虚线 虛線 xū xiàn dotted line / dashed line / (math.) imaginary line 射流 shè liú jet (math.) 正弦 zhèng xián (math.) sine 数量级 數量級 shù liàng jí (math.) order of magnitude 相乘 xiāng chéng to multiply (math.) / multiplication 余弦 餘弦 yú xián (math.) cosine 多项式 多項式 duō xiàng shì (math.) polynomial / multinomial 