Definition of equation

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Equation (n.) An expression of the condition of equality between two algebraic quantities or sets of quantities, the sign = being placed between them; as, a binomial equation; a quadratic equation; an algebraic equation; a transcendental equation; an exponential equation; a logarithmic equation; a differential equation, etc..

Lern More About Equation

Lima/on :: Lima/on (n.) A curve of the fourth degree, invented by Pascal. Its polar equation is r = a cos / + b..
Transformation :: Transformation (n.) The change, as of an equation or quantity, into another form without altering the value..
Order :: Order (n.) Rank; degree; thus, the order of a curve or surface is the same as the degree of its equation..
Equation :: Equation (n.) A quantity to be applied in computing the mean place or other element of a celestial body; that is, any one of the several quantities to be added to, or taken from, its position as calculated on the hypothesis of a mean uniform motion, in order to find its true position as resulting from its actual and unequal motion..
Biquadratic :: Biquadratic (n.) A biquadratic equation.
Reduction :: Reduction (n.) The act or process of reducing. See Reduce, v. t., 6. and To reduce an equation, To reduce an expression, under Reduce, v. t..
Adequation :: Adequation (n.) The act of equalizing; act or result of making adequate; an equivalent.
Identity :: Identity (n.) An identical equation.
Eliminant :: Eliminant (n.) The result of eliminating n variables between n homogeneous equations of any degree; -- called also resultant.
Analysis :: Analysis (n.) The resolving of problems by reducing the conditions that are in them to equations.
Expand :: Expand (v. t.) To state in enlarged form; to develop; as, to expand an equation. See Expansion, 5..
Numerical :: Numerical (n.) Belonging to number; denoting number; consisting in numbers; expressed by numbers, and not letters; as, numerical characters; a numerical equation; a numerical statement..
Quartic :: Quartic (n.) A curve or surface whose equation is of the fourth degree in the variables.
Depress :: Depress (v. t.) To reduce (an equation) in a lower degree.
Conversion :: Conversion (n.) A change or reduction of the form or value of a proposition; as, the conversion of equations; the conversion of proportions..
Exegesis :: Exegesis (n.) The process of finding the roots of an equation.
Acnode :: Acnode (n.) An isolated point not upon a curve, but whose coordinates satisfy the equation of the curve so that it is considered as belonging to the curve..
Quadric :: Quadric (n.) A surface whose equation in three variables is of the second degree. Spheres, spheroids, ellipsoids, paraboloids, hyperboloids, also cones and cylinders with circular bases, are quadrics..
Menstrual :: Menstrual (a.) Recurring once a month; monthly; gone through in a month; as, the menstrual revolution of the moon; pertaining to monthly changes; as, the menstrual equation of the sun's place..
Plexus :: Plexus (n.) The system of equations required for the complete expression of the relations which exist between a set of quantities.
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