## Gil Campart

ID:2599
First Name:Gil
Last Name:Campart
Last Change:2024-08-31
Number of Files:23 (54th most prolific)

 Dew Point Temperature   (details) 49/50 ENG   2 KB / 1 KB Calculates the dew point temperature given the air temperature (in Celsius) and the humidity (in percent). By Gil Campart. 2024-06-06

 Division with Fractions   (details) 49/50 ENG   3 KB / 1 KB Assigns three fraction-related commands to the division key, allowing you to easily display an entered decimal number as the decimal, improper fraction, and mixed number by pressing [Divide], display an entered decimal number as the decimal and the simplest symbolic representation by pressing [Left Shift][Divide], and display an entered fractional number as the fraction, decimal, and extended precision decimal places by pressing [Right Shift][Divide]. By Gil Campart. 2021-04-10

 Ephemerid 5d   (details) 49/50 ENG   19 KB / 33 KB Astronomical program, including Julian Day/Date calculation, weekday (from year -4712 with no future limit), season begin and end, and tropical year according to VSOP2013 theory. Accurateness within about 60 seconds with the year range -1000 to +3000. By Gil Campart. 2023-05-07

 Error functions ERF, IERF, ERFc, iERFC 16.09   (details) 49/50 ENG   21 KB / 22 KB Provides error functions ERF(x or z), iERF(x), ERFc(x or z), iERFc(x), with x a real and z a complex number of the form (a b), and more. Functions are: INV¦ INV¦c PROBIT i¹ERFc i²ERFc FRESNEL.z ERFi ERFcx FADDEEVA DAWSON OWEN. By Gil Campart. 2024-06-02

 Find.String 2.0   (details) 49/50 ENG   4 KB / 1 KB Finds a specific string/command among a given list of programs in the current directory. Useful when the given string might be in a very large number of programs, for instance 30 or more. Includes both User RPL and System RPL versions. By Gil Campart and Gerald Hillier. 2023-05-14

 Geodesic Distance Calculator 6.09   (details) 49/50 ENG   27 KB / 19 KB Vincenty's direct and indirect method to calculate Earth distances with extreme accuracy to 1 mm. Also gives forward and backward bearings (azimuths). By Gil Campart. 2024-06-02

 Graduate TVM with/without PMT Growth 6d   (details) 49/50 ENG   6 KB / 6 KB A directory of financial programs for working with Graduate Time Value of Money. One is an interactive solver for Growth PMT, one generates an amortization table, one resets the calculations, and one amortization for groups of payments. By Gil Campart. 2024-07-29

 Hidden Digits with RAND   (details) 49/50 ENG   3 KB / 1 KB Enables, with 2 consecutive random numbers generated by the calculator's internal RAND command, to determine with brutal force the deleted last 3 digits (when executing RAND). By Gil Campart. 2024-08-31

 INTERPOL 1.2   (details) 49/50 ENG   3 KB / 1 KB Small interpolation program. By Gil Campart. 2020-09-30

 Lambert W.Z=>X 2.0   (details) 49/50 ENG   2 KB / 1 KB Calculates the Lambert function, supporting complex numbers. Gives an almost instantaneous answer for non-complex solutions and requires some more time for the iterations when dealing with complex number solutions. By Gil Campart. 2020-12-30

 LambertW Function 16.2   (details) 49/50 ENG   10 KB / 6 KB Calculates the LambertW function for branch k of x, x being a real or a complex number. By Gil Campart. 2024-06-06

 M.Power 6   (details) 49/50 ENG   3 KB / 2 KB For all or most real or complex matrices M, calculates, by diagonalization or by "forced" pseudo approximated diagonalization, one possible exact or one "forced" approximated real (or complex) matrix for M^x (x=real, fraction or integers, positive or negative). Use Original Matrix in stack level 2, x power or xth root in level 1, and run the program. By Gil Campart. 2023-05-07

 Many Digits 5.2   (details) 49/50 ENG   2 KB / 1 KB Calculates simple operations with many digits, for example {'7/3.2*79/23' 400"} will calculate 7/3.2*79/23 with 400 digits. By Gil Campart. 2021-05-23

 Matrix from HP to Maxima Format   (details) 49/50 ENG   4 KB / 1 KB Translates matrices back and forth between the HP format and the format used by Maxima software. Especially useful within Emu48. By Gil Campart. 2023-05-14

 Newton-Raphson 5.03   (details) 49/50 ENG   4 KB / 2 KB Newton's algorithm to find the zero of a function f even if f is not normally differentiable by the calculator. By Gil Campart. 2024-06-06

 Polynomial Transformation into Real Array 2g/3a   (details) 49/50 ENG   7 KB / 1-2 KB Obtains the real coefficients from a polynomial with real coefficients: f(an × x^n +...+a0) —> [an... a0], an... a0 real. The variable of the polynomial may be defined in the current directory, or not. The program will also detect incorrect similar variable names and give a corresponding message warning (as only 1 variable is allowed). By Gil Campart and others. 2023-05-14

 Simplex LPP Min Max Algorithm 14b   (details) 49/50 ENG   20 KB / 39 KB Simplex Algorithm for Maximum and Minimum objective function. No restrictions for the number of variable and constraints. Negative and added, supplementary variables admitted. Full details at each step before selecting a pivot column / line with automatic ratios calculations and line to be selected. Execution in one big step, with final result, or step-by-step. One single Input Argument in form of a coefficients Matrix. By Gil Campart. 2023-05-07

 Square Root 5.1   (details) 49/50 ENG   2 KB / 2 KB Calculates the square root of the specified number with many digits. You can also choose give for a how many digits b have to be calculated by {a b}, a being the number whose square root is to be found and b the number of digits. Accepts complex numbers. By Gil Campart. 2021-06-16

 STAT Inv as User Key   (details) 49/50 ENG   3 KB / 1 KB To make it easier to do the inverse functions of UTPC, UTPF, UTPN, UTPTN, without having to write a "root-solver" from scratch, this program assigns user key functions to do Inv.UTPC, Inv.UTPF, Inv.UTPN, and Inv.UTPT: LS-User C (C for Chi), LS-User F (C for Fisher), LS-User N (C for Normal), and LS-User T (C for sTudent). By Gil Campart. 2021-01-17

 STAT Linear Regression 5.0b   (details) 49/50 ENG   38 KB / 93 KB Linear Regression program for P-Var (with or without the constant) of dimension N (if P = then it returns the exact solution) with clear results and indication from which directory-path the variables came from and how each intermediate result and each variable were obtained, t, s, prob-values, beta lower and upper limits, R2 and R2adj, R2mod and R2modAdj when no constant, variation coefficient, full detailed anova with or without constant, correlation matrix and min-max-interval, 1st order partial correlation, half partial, multi-order correlation with Z1... Zk control variables, restriction model test for k independent variables Xi with k < p, including here also t, s, prob-values, variation coefficient, R2... and anova as for full, non-restricted model model, Spearman's rank rho (with or without ties) + rho crit and prob, including rho lower/upper limits. All stats calculated for any chosen value of alpha (set to 5% by default or if you incidentally erase it), even for Spearman's rho H0-prob and rho crit when N < 11. Also includes Anova 1-way. By Gil Campart. 2024-07-29

 Theoretical Normal Earth Gravity g 17e   (details) 49/50 ENG   13 KB / 23 KB Theoretical Normal Earth Gravity calculation according to Heiskanen and Moritz, 1967, for GRS67, GRS80, WGS84 and free ellipsoid, with the g.u and g.beta components, g at Pole and Equator, GMEAN, etc., above or not the ellipsoid surface. Equally one-step copy (bunch of instructions) on the calculator to check the full digits on Maxima free software. By Gil Campart. 2021-11-24

 Variance (Pop/Sample) and Mean   (details) 49/50 ENG   3 KB / 1 KB A very basic, elementary small program to calculate the pop-variance, sample-variance and mean when dealing with frequencies. By Gil Campart. 2022-08-07

 Water Density and Boiling Temperature 5   (details) 49/50 ENG   7 KB / 3 KB Calculates the density of water, given the temperature in Celsius, pressure in Pascals, and whether the water is pure or from the tap. Based on Tanaka's work. As a function of pressure (or altitude and local temperature), it is also possible to get the local boiling temperature of water according to equations of Goff-Gratch (1984) and Arden Buck (1996). By Gil Campart. 2021-11-24

Part of the HP Calculator Archive,