码农张先生

( sum_{n＝1}^{5}n^2 )( ＝1^2＋2^2＋3^2＋4^2＋5^2 )

(sum_{指标＝下界}^{上界}通项)(sum_{下界≤指标≤上界}通项)(sum_{指标条件1 指标条件2 ...}通项)(sum_{指标in指标集}通项)

(sum_{i＝1}^n(2i＋1)＋pi)(＝sum_{i＝1}^n[(2i＋1)＋pi])(＝sum_{i＝1}^n[(2i＋1)]＋pi)

((a＋b)^n＝c_n^0a^nb^0＋c_n^1a^{n－1}b^1...＋c_n^na^0b^n＝sum_{i＝0}^nc_n^ia^{n－i}b^i＝sum_{i＝0}^nc_n^ia^ib^{n－i})((ucdot v)^{(n)}＝c_n^0u^nv^0＋c_n^1u^{(n－1)}v^1...＋c_n^nu^0v^n＝sum_{i＝0}^nc_n^iu^{(n－i)}v^i)((a_1^2＋a_2^2...＋a_n^2)(b_1^2＋b_2^2...＋b_n^2)≥(a_1b_1＋a_2b_2...＋a_nb_n)^2)(＝(sum_{i＝1}^na_i^2)(sum_{j＝1}^mb_j^2)≥(sum_{i＝1}^na_ib_i)^2)

码农张先生

( sum_{n＝1}^{5}n^2 )( ＝1^2＋2^2＋3^2＋4^2＋5^2 )

(sum_{指标＝下界}^{上界}通项)(sum_{下界≤指标≤上界}通项)(sum_{指标条件1 指标条件2 ...}通项)(sum_{指标in指标集}通项)

(sum_{i＝1}^n(2i＋1)＋pi)(＝sum_{i＝1}^n[(2i＋1)＋pi])(＝sum_{i＝1}^n[(2i＋1)]＋pi)

((a＋b)^n＝c_n^0a^nb^0＋c_n^1a^{n－1}b^1...＋c_n^na^0b^n＝sum_{i＝0}^nc_n^ia^{n－i}b^i＝sum_{i＝0}^nc_n^ia^ib^{n－i})((ucdot v)^{(n)}＝c_n^0u^nv^0＋c_n^1u^{(n－1)}v^1...＋c_n^nu^0v^n＝sum_{i＝0}^nc_n^iu^{(n－i)}v^i)((a_1^2＋a_2^2...＋a_n^2)(b_1^2＋b_2^2...＋b_n^2)≥(a_1b_1＋a_2b_2...＋a_nb_n)^2)(＝(sum_{i＝1}^na_i^2)(sum_{j＝1}^mb_j^2)≥(sum_{i＝1}^na_ib_i)^2)

数学符号英文

角度、系数、角加速度、第一个、电离度、转化率

(Gammagamma)

(Deltadelta) 变化量、焓变、熵变、屈光度、一元二次方程中的判别式、化学位移

对数之基数、介电常数、电容率、应变

(Theta heta)

(Lambdalambda) 波长、体积、导热系数、普朗克常数

磁导率、微、动摩擦系（因）数、流体动力黏度、货币单位、莫比乌斯函数

磁阻系数、流体运动粘度、光波频率、化学计量数

随机变量、（小）区间内的一个未知特定值

电阻率、柱坐标和极坐标中的极径、密度、曲率半径

(Sigmasigma) 总和、表面密度、跨导、应力、电导率

(Upsilonupsilon)

磁通量、电通量、角、透镜焦度、热流量、电势、直径、欧拉函数、空集

(Omegaomega) 欧姆、角速度、角频率、交流电的电角度、化学中的质量分数、有机物的不饱和度

single quotation marks

double quotation marks

square brackets

section; division

is multiplied by

is not equal to

is equivalent to

is identical to

is approximately equal to

is not less than

is not more than

is less than or equal to

is more than or equal to

equals, as (proportion)

perpendicular to

intersection of

the integral of

(sigma) summation of

open brace, open curly

close brace, close curly

open parenthesis, open paren

close parenthesis, close paren

brakets/ parentheses

square brackets

2020-02-20 17:20