This is the official repository of Polar's software development kit. With this SDK you are able to develop your own Android and iOS applications for sensors and watches made by Polar.

FL Chart is a highly customizable Flutter chart library that supports Line Chart, Bar Chart, Pie Chart, Scatter Chart, and Radar Chart.

The extreme weather has been caused by the expansion of the polar vortex southwards. The polar vortex is a large area of low-pressure and cold air that swirls like a wheel around both of the Earth’s ...

But even in the midst of the polar night, it isn't pitch black. At times the rays of the Sun filter weakly through the upper layers of the atmosphere, creating twilight shades of blue, pink and ...

Newtonian mechanics: kinematics, plane polar coordinates, projectile motion ... and to solve mathematical problems (e.g. Mathematica, R or packages like numpy and matplotlib); basic understanding of ...