Texas Instruments TI-89 Tip List page 505

ei() Exponential integral
eqlib() Equation library; single-menu
eqlibx() Equation library; multiple menus
erf() Error function
evalrt() See cubic() and quartic()
exprvars() Extract variable names from expression
f1demo() Evaluate function with expression, list or matrix argument
factrl() Factorial; non-integer and complex arguments
fib() Fibonacci number
fill_lm() Fill list or matrix with a constant
fipoly() Fast floating-point polynomial solution
frctst() Test fractions for equality
gamma() Gamma function
graphClr() Clear graph screen completely
grpfrc() Group fraction digits
grpfrcan() Group fraction digits of last ANS
iconex() Toolbar icon example
im1a.9xm Matrix used with intrpz9()
impdifn() Implicit derivative
indexlst() Return list indices for target element [TI Basic version]
indexmat() Return matrix indices for target element
inlist() Return list indices for target element (C version)
interp() Linear interpolation
intrp9ui() Nine-point 3-dimensional interpolation, user interface for intrpz9()
intrpz9() Nine-point 3-dimensional interpolation
inv() Matrix inverse, fast numeric
linreghk() Linear regression through fixed point
linterp() Linear interpolation with numeric solver
listrev() Reverse list elements
listswap() Swap list elements
lngamma() Log-gamma function
loglist() Make list with logarithmic element spacing
lstident() Test list for identical elements
m3aind() Return address of element of rank-3 array
m3rcl() Recall element from 3-dimensional array
m3sto() Store element to 3-dimensional array
m4aind() Return address of element of rank-4 array
m4rcl() Recall element from 4-dimensional array
m4sto() Store element to 4-dimensional array
mantexp() Extract mantissa and exponent from floating-point number
mat2cvec() Convert matrix to single-column vector
mat2rvec() Convert matrix to single-row vector
mid1() Return string or list middle elements based on position limits
mminor() Matrix minor
mnaind() Return address of element of rank-n array
modecycl() Cycle Mode setting to next option
model() Calculator model
mrankni() Return list index of element of n-dimensional array
mrowdel() Delete matrix row
nder1() Numerical derivative; Ridder's method
nder1p() Numerical derivative; diagnostic routine for nder1()
nder2() Numerical derivative; optimum accuracy from nDeriv()
nderui() Numerical derivative; user interface for nder1()
nintx() Numerical integration with intervals for better accuracy
p2c() Convert expression in polar coordinates to rectangular
parcurve() Convert equation to parameterized form
[6.60]
[9.21]
[9.21]
[6.34]
[6.10]
[7.42]
[6.40]
[6.4]
[6.24]
[3.28]
[6.12]
[2.2]
[6.4]
[4.14]
[9.10]
[9.10]
[9.1]
[6.28]
[6.53]
[3.26]
[3.26]
[3.26]
[6.22]
[6.28]
[6.28]
[6.63]
[6.6]
[6.22]
[3.4]
[3.18]
[6.4]
[3.22]
[3.19]
[3.16]
[3.16]
[3.16]
[3.16]
[3.16]
[3.16]
[6.58]
[3.21]
[3.21]
[8.7]
[3.13]
[3.16]
[9.14]
[7.14]
[3.16]
[3.3]
[6.26]
[6.26]
[6.26]
[6.26]
[6.19]
[6.15]
[6.39]
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