## Teaching of Mathematics

#### Glossary of Teaching of Mathematics

COMPILED BY :Dr. prabha Sharma
 Absolute Value The magnitude of a number. It is a number with the sign (+ or -) removed. Abstract number A number with no associated units. Acute angle An angle with degree measure less than 900. Algorithm any mathematical procedure or instructions involving a set of steps to solve a problem. Area A part of a place. Assignment Task or duty given to someone. Axiom any assumption on which a mathematical theory is based. Average The sum of several Quantities Divided by the number of quantities Binary operation An operation that is performed on just two elements of a set at a time. Calculation an act of working out a number or amount by using mathematics. Chord a straight line joining two points on a curve or a circle. Circumference A line or boundary that forms the perimeter of a circle. Cognitive related to thought experience and senses. Concentric Sharing the same centre. Concrete Existing in physical form. Correlation Relationship in which one thing depends upon other. Decimal A fraction having a power of ten as denominator. Diagnostic Something which leads to conclusion. Drill Instruction outcome of repeated exercises. Equilibrium The state of balance between opposite forces or effects. Even Number A natural number which is divided by 2. Exponential function A function in the form of f(x) = x2, where x is a real number. Flexibility Moulding ability. Formative Evaluation Assessment seeking to improve by feedback of information from results. Function The mathematical operation that transforms a piece of data into a different one. Generalization To draw out a result following some particular examples. Geometry Branch of mathematics dealing with properties of points, lines surfaces and solids. Highest common factor The greatest natural number which is a factor of two or more given numbers. Iteration Repeatedly performing the same sequence of steps. Linear A model or function where the input and output are proportional. Linear Expression A polynomial expression with the degree of polynomial being 1. Logarithms The logarithms of a number N to a base b are the power to which the base must be raised to produce the number N. Logical reasonable. Matrix rectangular table of data. Mixed number a number that contains both a whole number and a fraction. Modulus The absolute value of a number regardless of its sign. Oral verbal. Ordinate the vertical coordinate on a plane. Origin the point on a graph that represents the points where x and y axes meet. Pedagogical Related to education (educational). Project a task or activity undertaken by students. Quadratic equation An algebraic equation of the second degree. Summative evaluation evaluation at the end of the session. Supervised study Study done under the supervision of a teacher. Synthetic Learning the thing as a whole. Topical About the topic. Utilization Usable value. Vocalization related to vocation / Profession.