Find the distance of the shortest air route at an altitude of 6000 metres between London and Cape Town given the latitudes and longitudes. A simple application of scalar products of vectors.
Starting with two basic vector steps, which destinations can you reach on a vector walk?
Can you make matrices which will fix one lucky vector and crush another to zero?
Explore the meaning of the scalar and vector cross products and see how the two are related.
Which line graph, equations and physical processes go together?
Why MUST these statistical statements probably be at least a little bit wrong?
Here are several equations from real life. Can you work out which measurements are possible from each equation?
How would you go about estimating populations of dolphins?
Are these statistical statements sometimes, always or never true? Or it is impossible to say?
Each week a company produces X units and sells p per cent of its stock. How should the company plan its warehouse space?
Go on a vector walk and determine which points on the walk are closest to the origin.
Invent scenarios which would give rise to these probability density functions.
This is our collection of tasks on the mathematical theme of 'Population Dynamics' for advanced students and those interested in mathematical modelling.
Explore how matrices can fix vectors and vector directions.
The probability that a passenger books a flight and does not turn up is 0.05. For an aeroplane with 400 seats how many tickets can be sold so that only 1% of flights are over-booked?
Get further into power series using the fascinating Bessel's equation.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
How is the length of time between the birth of an animal and the birth of its great great ... great grandparent distributed?
Get some practice using big and small numbers in chemistry.
Formulate and investigate a simple mathematical model for the design of a table mat.
Was it possible that this dangerous driving penalty was issued in error?
Work out the numerical values for these physical quantities.
How efficiently can you pack together disks?
Explore the shape of a square after it is transformed by the action of a matrix.
See how enormously large quantities can cancel out to give a good approximation to the factorial function.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Explore the properties of matrix transformations with these 10 stimulating questions.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
How much energy has gone into warming the planet?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Look at the advanced way of viewing sin and cos through their power series.
By exploring the concept of scale invariance, find the probability that a random piece of real data begins with a 1.
Analyse these beautiful biological images and attempt to rank them in size order.
Explore the relationship between resistance and temperature
Explore the possibilities for reaction rates versus concentrations with this non-linear differential equation
Shows that Pythagoras for Spherical Triangles reduces to Pythagoras's Theorem in the plane when the triangles are small relative to the radius of the sphere.
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Use simple trigonometry to calculate the distance along the flight path from London to Sydney.
Build up the concept of the Taylor series
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Match the descriptions of physical processes to these differential equations.
Are these estimates of physical quantities accurate?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Explore the meaning behind the algebra and geometry of matrices with these 10 individual problems.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Use the computer to model an epidemic. Try out public health policies to control the spread of the epidemic, to minimise the number of sick days and deaths.
If a is the radius of the axle, b the radius of each ball-bearing, and c the radius of the hub, why does the number of ball bearings n determine the ratio c/a? Find a formula for c/a in terms of n.
A problem about genetics and the transmission of disease.
Can you work out which processes are represented by the graphs?