It again uses cameras to track the ball and computers to calculate its position.

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On-demand reports and analytics driven by Big Data solutions help firms calculate their position based on a single version of the truth.

FORBES: Know Your Financial Position On-Demand with a Single Version of the Truth

From the direction of the reflections, and the amount of time their arrival is delayed, it can calculate the position of something as far as 200km (125 miles) away.

ECONOMIST: Remote sensing

However, all modern smartphones have Wi-Fi built in, and wireless networks are common enough in indoor spaces that an app could easily scan for known access points and calculate your position using trilateration.

FORBES: Smartphone Location Tools Are Great ... Until You Get to the Front Door

Using the footage and the location of an impact into Lake Chebarkul, Jorge Zuluaga and Ignacio Ferrin, from the University of Antioquia in Medellin were able to use simple trigonometry to calculate the height, speed and position of the rock as it fell to Earth.

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The president may calculate that these shifts will weaken the Republicans' position and bring them back to the table to talk about revenues.

ECONOMIST: The row over the debt ceiling is going down to the wire

For his part, Mr Blunkett may calculate that such a frank admission will strengthen his bargaining position in the ongoing discussions about spending priorities.

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When a call comes in, the program looks at the position, speed, time of day and even the weather to calculate the chances that the driver will stop soon.

ECONOMIST: Computing

As we begin to calculate the enormous health care and social costs of climate change, health care professionals are in a position to educate their patients about the public health impacts of climate change and help prepare them for these impacts, and also become potent spokespersons for policies at all levels of government that would rein in climate change.

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