RealBox
Special
special functions for RealBox objects
GAMMA
compute the gamma function of a RealBox object
lnGAMMA
compute the lnGamma function of a RealBox object
rGAMMA
compute the reciprocal GAMMA function of a RealBox object
Zeta
compute the Zeta function of a RealBox object
Psi
compute the Psi function of a RealBox object
dilog
compute the dilog function of a RealBox object
erf
compute the error function of a RealBox object
erfc
compute the complementary error function of a RealBox object
erfi
compute the imaginary error function of a RealBox object
BesselI
compute the Besel I function of a RealBox object
BesselJ
compute the Besel J function of a RealBox object
BesselK
compute the Besel K function of a RealBox object
BesselY
compute the Besel Y function of a RealBox object
Ei
compute the exponential integral function of a RealBox object
Si
compute the sine integral function of a RealBox object
Ci
compute the cosine integral function of a RealBox object
Shi
compute the hyperbolic sine integral function of a RealBox object
Chi
compute the hyperbolic cosine integral function of a RealBox object
AiryAi
compute the Airy Ai wave function of a RealBox object
AiryBi
compute the Airy Bi wave function of a RealBox object
LambertW
compute the Lambert W function of a RealBox object
Calling Sequence
Parameters
Description
Examples
Compatibility
GAMMA( b )
lnGAMMA( b )
rGAMMA( b )
Zeta( b )
Psi( b )
dilog( b )
erf( b )
erfc( b )
erfi( b )
BesselI( a, b )
BesselJ( a, b )
BesselK( a, b )
BesselY( a, b )
Ei( b )
Si( b )
Ci( b )
Shi( b )
Chi( b )
AiryAi( b )
AiryAi( 1, b )
AiryBi( b )
AiryBi( 1, b )
LambertW( b )
a
-
RealBox object
b
precopt
(optional) equation of the form precision = n, where n is a positive integer
Many special functions are defined for RealBox objects. The following table briefly describes those that are currently implemented.
GAMMA function
lnGAMMA function
reciprocal GAMMA function
Riemann Zeta function
HurwitzZeta( a, b )
Hurwitz Zeta function
digamma function
dilogarithm
error function
Bessel I function
Bessel J function
Bessel K function
Bessel Y function
Li( b )
logarithmic integral
exponential integral
sine integral
cosine integral
hyperbolic sine integral
hyperbolic cosine integral
Airy Ai function
first derivative of Ai
Airy Bi function
first derivative of Bi
Lambert W function
polylog( a, b )
general polylogarithm function
Use the 'precision' = n option to control the precision used in these methods. For more details on precision, see BoxPrecision.
a≔RealBox⁡1.1
a≔⟨RealBox: 1.1±1.16415ⅇ-10⟩
b≔RealBox⁡−2.3
b≔⟨RealBox: -2.3±2.32831ⅇ-10⟩
Γ⁡b
⟨RealBox: -1.44711±4.69909ⅇ-09⟩
This should be (approximately) π.
Γ⁡RealBox⁡0.5
⟨RealBox: 1.77245±1.16415ⅇ-10⟩
lnGAMMA⁡a
⟨RealBox: -0.0498724±9.63431ⅇ-10⟩
rGAMMA⁡b
⟨RealBox: -0.691034±2.22252ⅇ-09⟩
ζ⁡b
⟨RealBox: 0.00651938±1.7552ⅇ-11⟩
HurwitzZeta⁡b,a
⟨RealBox: -0.0082905±4.98256ⅇ-07⟩
Ψ⁡b
⟨RealBox: 3.31732±1.1879ⅇ-08⟩
dilog⁡a
⟨RealBox: -0.0976052±1.30136ⅇ-10⟩
erf⁡b
⟨RealBox: -0.998857±1.42847ⅇ-10⟩
erfc⁡b
⟨RealBox: 1.99886±2.59262ⅇ-10⟩
erfi⁡b
⟨RealBox: -55.7397±6.03707ⅇ-08⟩
BesselI⁡b,a
⟨RealBox: 1.07222±1.06615ⅇ-08⟩
BesselJ⁡b,a
⟨RealBox: 1.58505±1.53202ⅇ-08⟩
BesselK⁡b,a
⟨RealBox: 1.88153±2.40801ⅇ-08⟩
BesselY⁡b,a
⟨RealBox: -1.04545±1.37516ⅇ-08⟩
Li⁡a
⟨RealBox: -1.67577±1.7292ⅇ-09⟩
Ei⁡b
⟨RealBox: -0.0325023±2.50101ⅇ-09⟩
Si⁡b
⟨RealBox: -1.72221±1.93419ⅇ-09⟩
Ci⁡a
⟨RealBox: 0.384873±4.0223ⅇ-10⟩
Shi⁡b
⟨RealBox: -3.09344±3.68307ⅇ-09⟩
Chi⁡a
⟨RealBox: 0.990694±5.7548ⅇ-10⟩
AiryAi⁡b
⟨RealBox: 0.0267063±1.69826ⅇ-10⟩
AiryAi⁡1,b
⟨RealBox: 0.700034±3.13003ⅇ-10⟩
AiryBi⁡b
⟨RealBox: -0.454928±1.97113ⅇ-10⟩
AiryBi⁡1,b
⟨RealBox: -0.00581106±2.55252ⅇ-10⟩
AiryAi⁡3,b
⟨RealBox: -1.58337±1.28555ⅇ-09⟩
AiryBi⁡3,b
⟨RealBox: -0.441563±8.15559ⅇ-10⟩
LambertW⁡a
⟨RealBox: 0.602304±1.13646ⅇ-10⟩
The RealBox[Special], RealBox:-GAMMA, RealBox:-lnGAMMA, RealBox:-rGAMMA, RealBox:-Zeta, RealBox:-Psi, RealBox:-dilog, RealBox:-erf, RealBox:-erfc, RealBox:-erfi, RealBox:-BesselI, RealBox:-BesselJ, RealBox:-BesselK, RealBox:-BesselY, RealBox:-Ei, RealBox:-Si, RealBox:-Ci, RealBox:-Shi, RealBox:-Chi, RealBox:-AiryAi, RealBox:-AiryBi and RealBox:-LambertW commands were introduced in Maple 2022.
For more information on Maple 2022 changes, see Updates in Maple 2022.
See Also
ComplexBox
ComplexBox[Circular]
RealBox[Circular]
RealBox[Hyperbolic]
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