Rascal, the Advanced Scientific CALculator, is a platform independent modular calculator. Based on modules for integer, doubles, strings, vectors and matrices it can be easily extended with existing C or C++ code.

Rascal, the Advanced Scientific CALculator, is a platform-independent modular calculator. It is based on modules for supporting its various data types, and it can be easily extended with existing C or C++ code. The available modules are integers, long numbers, doubles, strings, vectors, matrices, complex numbers, Taylor arithmetic , and fractions.

A mean, trickish fellow; a base, dishonest person; a rogue; a scoundrel; a trickster.

a deceitful and unreliable scoundrel

One of the rabble; a low, common sort of person or creature; collectively, the rabble; the common herd; also, a lean, ill-conditioned beast, esp. a deer.

Of or pertaining to the common herd or common people; low; mean; base.

The Rascal Light Self Propelled Gun Howitzer is a highly mobile, long range, high speed, lightweight artillery system, manufactured by Soltam Ltd of the Koor Industries Group based in Haifa, Israel.

one who is playfully mischievous

Rascal is a beloved 1963 children's book by Sterling North about his childhood in Wisconsin.

Rascal is a film that was released in 1969 by Walt Disney Pictures.

a type of motorized Wheelchair that they sell here in the states

A fool considered under another aspect.