aThe equation takes the form of an extended error function in which the constants c and n are functions of the slope inclination, and the K-constant is a function of the slope inclination and the depth of the slip surface. 等式采取常数c和n是倾斜倾向的作用一种延长的误差函数的形式,并且K...
百度试题 结果1 题目The equation , where is a constant, has different real roots.Find the set of possible values of . 相关知识点: 试题来源: 解析 or 反馈 收藏
initial condition u(x,0) = f(x); the given functions f: [0,1] → R, : R → R are assumed to be smooth, (0) = 0, satisfies the coercivity assumption () > c 2 , for some constant c > 0 and for R, and is assumed to be decreasing on an interval (a,b) with a > 0....
Using known Taylor series, find the first four nonzero terms of the Taylor series about 0 for the function: \frac{z}{e^{z^4 . Using known Taylor series, find the first four nonzero terms of the Taylor ...
Let a be a constant. If the quadratic equation x2 ax a=1 has equal roots, then a=( ). 设a为一常数.若二次方程x2 ax a=1有等根,则a=( ). A. −1. B. 2. C. 0 or −4.0或−4. D. 0 or 4.0或4. 相关知识点: 试题来源: 解析 B x2+ax+a=1 x2+ax+a−1=0...
Hi there, Im trying to create a 3D graph of the Constant Surface Heat flux in a material. The equation is in the pic i added. The thing is, i get problems with multiplying the matrices (x and t).. What am i doing wrong? is there any one who can help write this code? Thank yo...
An effective method for solving a partial differential equation of secondary hydrocarbon migration is put forward. 本文给出了一种高效率求解油气二次运移偏微分方程的方法. 来自期刊摘选 19. Multielement function calculus, infinite series , ordinary differential equation, partial derivatives, multiple integrals...
A polynomial equation is defined as an equation that can be expressed as a sum of terms, where each term is a constant multiplied by a variable raised to a non-negative integer power. The roots of a polynomial equation can be real and distinct, real and repeated, complex conjugates, or ...
A linear algebraic equation is an equation of the form a1x1+a2x2+a3x3+….+anxn=b where the a’s are constant coefficients, the x’s are the unknowns, and b is a constant. A solution is a sequence of numbers that satisfies the equation. For example, 4x1+5x2−2x3=16 is such...
A function y(t) satisfies the differential equation {eq}\frac{dy}{dt}=y^4-13y^3+36y^2 {/eq} What are the constant solutions of this equation? Separable Differential Equation: We have to solve the differential equation by using ...