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dichotomy
- 用复合梯形公式逐步分半算法(步长自动选择),计算∫ x/sinxdx,精度要求为e=10-5,-Composite trapezoid formula and gradually half algorithms (step automatic selection), calculate ∫ x/sinxdx, accuracy requirements for e = 10-5,
reliability
- 该试验适用于DMT/PMT验证时期的产品可靠性测试,建议采用一次抽样可靠性试验(Sequential Reliability Testing)。 一次抽样可靠性测试设计及评估方法: • 首先确认产品Spec.规定的MTBF值及信赖度水平(1- α) • 依照下列公式与测试计划给予的时间要求确定测试样品的数量及测试时间-The test applies to DMT/PMT verification during reliability testing, relia
87
- 本设计以STC89C516RD+单片机为控制运算器,以8*6矩阵键盘控制,以12864ZB液晶显示,以9V电池供电。 对于此计算器我用了38个键的矩阵键盘,10个数字键,1个小数点键,1个正负键,4个常用运算键,1个等号键,1个清零键,1个第二功能键,4个三角函数运算键,4个常用公式键,还有8个其它功能键。此计算器与常用计算器无很大差别,其中四则运算、阶乘、百分比、平方、立方、组合、乘方、倒数都可以精确到十位 ,其它运算因为调用到C语言函数库,为浮点型,有效位只有7位。 -The des
jisuanqi
- 小型计算器,有图形界面,求高手编一个JAVA计算器,能够在输出显示屏上显示所输入的式子,并且能够进行4则混和运算。比如:要求(8-4*4)/(4-6) 就只要输入这个式子便可计算出结果-Small calculator, a graphical interface, find the master code of a JAVA calculator that can display the output screen input formula, and mixing operations ca
sy1
- 数值微分精度及步长的关系,截断误差和舍入误差,体会误差对结果的影响,用算法1 和算法2 分别得到的结果进行比较,由Taylor公式可得到两种算法的截断误差-Accuracy of numerical differentiation and the relationship between step length, truncation error and rounding error, the error on the results of experience with algorithm 1
sy
- 常用的数值积分方法(特别是梯形、Simpson方法、和Romberg算法),编制复合梯形公式,复合Simpson公式,Romberg算法的程序,数值积分方法的逐步精致化过程-Commonly used numerical integration methods (in particular, trapezoidal, Simpson method, and the Romberg algorithm), the preparation of composite trapezoidal rule,
ledflower
- 1.跑马灯设计 设计要求:控制8个LED进行花式显示,设计4种显示模式:S0,从左到右逐个点亮LED;S1,从右到左逐个点亮LED;S2,从两边到中间逐个点亮LED;S3,从中间到两边逐个点亮LED。4种模式循环切换,复位键(rst)控制系统的运行与停止- 1. runs the lantern to design <dnt> the </dnt> design requirements: Controls 8 LED to carry on the floral f
Calculator
- 实现加减乘除和公式计算,还能进行三角函数运算-Math and the formula to achieve, but also for trigonometric functions
lagra
- 使用线性方程组求系数构造插值公式相对复杂,可改用构造方法来插值。 对节点xi(i=0,1,…,n)中任一点xk(0<=k<=n)作一n 次多项式lk(xk),使它在该点上取值为1,而在其余点xi(i=0,1,…,k-1,k+1,…,n)上为0,则插值多项式为Ln(x)=y0l0(x)+y1l1(x)+y2l2(x)+…+ynln(x) 上式表明:n 个点xi(i=0,1,…,k-1,k+1,…,n)都是lk(x)的零点。可求得lk -Demand coefficient
mingtigongshizhenzhibiao
- 能够完整地将用户输入的命题公式的真值表输出-To complete the user input output truth table propositional formula
calc
- 计算器程序,输入带括号和各种运算的式子,然后直接输出答案-Calculator program, enter operations with brackets and a variety of formula, and then direct the output answer
cyq
- GPS 动态卡尔曼滤波 ,详细介绍了GPS动态定位中卡尔曼滤波的应用以及整个公式推导过程-GPS dynamic Kalman filter, described in detail the dynamic positioning GPS Kalman filter applications, and the formula derivation
trape
- 利用梯形公式求解定积分,适合于一些不规则的、不能直接求的定积分。-Solving the definite integral using trapezoid formula is suitable for a number of irregular and can not directly seek the definite integral.
jisuanex
- 小程序,输入x和n,利用公式计算e的x次方的值-Small program, enter the x and n, calculated using the formula x-th power of the value of e
AutoCADMATLAB
- AutoCAD结合MATLAB实现公式精确绘制.-MATLAB to achieve precise formula combines AutoCAD drawing.
Caculator3
- 智能计算器,与普通计算器不同,可以做复杂算式-Intelligent Calculator, different from ordinary calculator, can do complex formula
PolygonsArea
- 用第归计算多边形的面积,如果是四边形,就把它切成两个三角形,总之,只计算三角形的面积,然后把所有三角形的面积加起来就是总面积-The area of a polygon in Cartesian space is to be calculated. Each vertex of the polygon is at a coordinate (x,y). A polygon can be divided in half creating 2 sub polygons by adding a
jiefangcheng
- 解N元一次方程组,雅克比迭代法,将方程系数x值和迭代因子代入迭代公式计算-Solution of N-linear equation group, Jacobi iterative method, the equation coefficients of x values and the iterative factor incorporated into the iteration formula
mathint
- 数学积分公式,包含高斯-拉盖尔公式,第一类和第二类切比雪夫积分公式-Mathematical integral formula, including Gauss- Laguerre formula, the first and second Chebyshev integral formula
calculator
- 一个JAVA计算器,能够在输出显示屏上显示所输入的式子,并且能够进行4则混和运算。比如:要求(8-4*4)/(4-6) 就只要输入这个式子便可计算出结果。。。 -A JAVA calculator that can display the output screen input formula, and mixing operations can be carried out 4. For example: requirements (8-4* 4)/(4-6) to enter the f