Meet Bille, the name given to the world's first monostable tetrahedron—a four-faced object that will always land on the same ...

Scientific calculators can also be set to 'scientific mode' and will then show all calculations in standard form. For example, to input 1.2 x 10 7, press: 1.2 EXP 7 which will appear as: ...

This letter presents a method for solving the optimal power flow (OPF) problem in weakly meshed networks, using complex power compensation and the branch flow conic formulation. The method extends the ...

A conceptual data schema that defines the structure of a metadata instance for a learning object is specified in this standard. For this standard, a learning object is defined as any entity, digital ...