Computer Science

Maths for Computer Science

Essential mathematical skills for computer science, covering number systems, binary arithmetic, and data representation.

21016
Number Bases
Binary, Denary, Hexadecimal conversions and concepts.
01
Binary Numbers
Largest and smallest values, addition and subtraction in binary.
±1
Sign and Magnitude
Representing positive and negative numbers with a sign bit.
1010⇄0101
Two's Complement
Negative number representation and binary subtraction using two's complement.
11.01
Fixed Point Binary
Representing fractional numbers with fixed binary point.
«101»
Logical Shifts
Left and right shifts, bitwise operators (NOT, AND, OR, XOR).
1.01×2n
Floating Point Binary
Floating point representation, normalisation, range and precision.