GRE数学代数部分专业术语词汇总结
1、有关数学运算 add,plus加subtract减difference差multiply,times乘product积 divide除 divisible可被整除的dividedevenly被整除dividend被除数,红利divisor因子,除数 quotient商remainder余数factorial阶乘power乘方radicalsign,rootsign根号 roundto四舍五入tothenearest四舍五入
2、有关集合 union并集proper subset真子集solution set解集
3、有关代数式、方程和不等式 algebraic term代数项like terms,similar terms同类项 numerical coefficient数字系数literal coefficient字母系数inequality不等式 triangle inequality三角不等式range值域original equation原方程 equivalent equation同解方程,等价方程 linear equation线性方程
4、有关分数和小数 proper fraction真分数improper fraction假分数mixed number带分数vulgar fraction, common fraction普通分数simple fraction简分数complex fraction繁分数numerator分子 denominator分母common denominator公分母quarter四分之一 decimal fraction纯小数infinite decimal无穷小数 recurring decimal循环小数 tenthsunit十分位
5、基本数学概念arithmetic mean算术平均值 weighted average加权平均值geometric mean几何平均数 exponent指数,幂base乘幂的底数,底边 cube立方数,立方体square root平方根cube root立方根common logarithm常用对数digit数字 constant常数variable变量inversefunction反函数complementary function余函数 linear一次的,线性的 factorization因式分解absolute value绝对值,round off四舍五入
6、有关数论 natural number自然数positive number正数negative number负数odd integer, odd number 奇数even integer,even number偶数integer,whole number整数 positive whole number正整数negative whole number负整数consecutive number连续整数rea lnumber,rational number实数,有理数irrational无理数inverse倒数 composite number合数 prime number质数
7、数列 arithmetic progression等差数列geometric progression等比数列
8、其它approximate近似clockwise顺时针方向cardinal基数ordinal序数 directproportion正比distinct不同的estimation估计,近似parentheses括号 proportion比例permutation排列combination组合table表格 trigonometric function三角函数unit单位,位
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