Package edu.cmu.tetrad.calculator.expression
package edu.cmu.tetrad.calculator.expression
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ClassDescriptionRepresents a constant expression, that is an expression that always evaluates to the same value.Looks up the value of a variable.Represents an equation of the form Variable = Expression, where the Variable represents a column in some dataset.An equation expression.Represents a mathematical expression.Represents a definition for some expression.An enum of positions that an expression can occur in.Thrown if the expression can't be parsed, for instance, if it has the wrong number of arguments.Manager for expressions, this includes all implementations of expression descriptors for the calculator.Represents the signature of the expression, for example sqrt(number).An Expression for a variable.