CASCALC89 COMMAND · NOT ON THE TI-89
dominantTerm(
Returns the term of an expression that dominates near a point, for example as the variable tends to infinity.
Syntax
dominantTerm(expr, var[, point])
- Group
- Calculus
- Arguments
- Takes the expression, the variable and an optional point.
- Availability
- Included
- Origin
- TI-Nspire CAS style command; the TI-89 Titanium handheld does not have it
Example
| Input | Result |
|---|---|
| dominantTerm(x^3+x,x,∞) | x3 |
Typing dominantTerm(x^3+x,x,∞) on the home screen and pressing ENTER returns x3.
Related commands
- euler(Solves a differential equation numerically with Euler's method and returns a matrix with the variable values in the first row and the solution values in the second.
- fMax(Returns the value of the variable at which an expression reaches its maximum, as a condition such as x=1.
- fMin(Returns the value of the variable at which an expression reaches its minimum, as a condition such as x=2.
- impDif(Computes the derivative dy/dx of an equation that defines y implicitly in terms of x.
- limit(Computes the limit of an expression as the variable approaches a point, including ∞.
- nDeriv(Approximates the derivative of an expression numerically with a central difference quotient.
- nDerivative(Computes the numerical derivative of an expression at a given value of the variable.
- nfMax(Finds the location of a maximum of an expression numerically within an interval.