Algebra
Algebra.
It is algebra that represents numbers by letters which are called variables.
algebra? The unknown numbers of which you speak are called variables. "algebra" oxford dictionary definition = investigation of properties of numbers using letters etc as general symbolsAll branches of mathematics have the opportunity to utilize letters instead of numbers. This is called a variable and they are found in every branch of mathematics.
Gottfried Leibniz and Sir Isaac Newton
The branch of mathematics that deals with the method of summation is called calculus. Calculus involves finding a way to add up an infinite number of infinitely small quantities to arrive at a meaningful answer, such as finding the area under a curve or the total change in a function.
calculus
Algebra is the branch of mathematics that uses letters called variables in place of numerals. Algebra is an extremely important foundation of every branch of mathematics.
evangelism?
That branch of science is called thermodynamics.
Algebra
algebra
Algebra
Algebra.
Triangles are an important part of mathematics (there is a whole branch of mathematics devoted to the study of triangles, called trigonometry) and mathematics is the language of science.
Isaac Newton developed the theory of gravity. When an apple hit him on the head, he asked, "Why did that apple fall down instead of up?" Then he looked at the moon and wondered why it does not fall down. He had to come up with the branch of mathematics called calculus to figure it out.
The branch of medicine concerned with the hair and its diseases is called trichology.