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The language of physics is mathematics. In order to study physics seriously, one needs to learn mathematics that took generations of brilliant people centuries to work out. Algebra, for example, was cutting-edge mathematics when it was being developed in Baghdad in the 9th century. But today it's just the first step along the journey.
Mathematics is the study of numbers, quantities, and shapes. When mathematics is taught as a subject at school, it is usually called maths in British English, and math in American English.