Mathematics Homework Solutions

Mathematical Methods

(a) Describe how the weights for the order 4 closed Newton-Cotes quadrature formula could be found. Do NOT calculate the weights. (b) What are composite quadrature rules and why are they preferred to using higher order quadrature rules? (c) What are the main characteristics of a predictor-corrector method for solving an initia ...continues

Monte Carlo integration

Describe how to use the Monte Carlo method to estimate the double integral of xydxdy over the area 0

First Order Initial Value Problem : RK4 Method

Use the RK4 method, with a step size of h=0.5, to obtain an approximation... Please see the attached file for the fully formatted problem.

How to use Monte Carlo Method

Please describe how to use the Monte Carlo method to estimate the attached expression.

Euler Method : Solve Analytically

I have a differential equation with the initial condition given by: dy/dx=y^2/x+1, where y(0)= 1 (see attached file for more detail). As requested by my question, I have used the simple and improved euler methods to estimate y(1.2) with a step size of h=0.3 to 4 decimal places. I am struggling to solve the differential eq ...continues

Numerical Representation & Errors - Write Effective Algorithm

See attachments for case study and complete questions. ...there exists a double series representation {see attachment}. This double series converges slowly, and it contains many small terms whose joint effect may be big. Your task is to write an effective algorithm to calculate the values of w(p,s) for any given {see attachme ...continues

Constructing a polynomial

1 (a) Consider the function values... Consider a polynomial P(x) of least degree (the osculating polynomial) through the points xi=x0+i*h, i.e. polynomial that satisfies P(x0)=f0, P(x1)=f1, P'(x1)=f'(x1), P(x2)=f2 (b) Prove that df(x1)/dx = dP(x1)/dx for any smooth function f(x) (c) Construct the polynomial P(x) for the ...continues

Deriving an integration rule

Derive an integration rule for the domain [0,1] based on the quadrature points x1=0, x2=1/3 and x3=1, which is exact for polynomials of degree <= 2. Please see attached for full question.

Numerical Methods - Spline

Consider the natural cubic spline function s(x) interpolation the following data... Please see attached for full question.

Standard Deviation, Variance, Mean, Median and Mode : Statistics Application Problem

Q1. For the set of numbers given: 9, 8, 7, 27, 16, 3, 1, 9, 4 and 16 determine: (a) the mean (b) the median (c) the mode (d) the variance from the mean and from it calculate the standard deviation. All calculations must be shown for (a), (b) and (c) and a hand drawn table consisting of manipulated data elements and calculati ...continues

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