| Many special functions: Gamma, digamma, polygamma, Zeta, Kummer, Hypergeometric, Appell, Kampé de Fériet, Lauricella, Srivastava, associated Legendre, Bessel, orthogonal polynomials, Elliptic functions: Weierstrass, Jacobian, Carlson elliptic integrals; Airy, Anger & Weber, Dawson, Exponential integrals & related functions, Catalan, Fresnel, Debye, parabolic cylinder, error function, Fibonacci, Struve, Lommel, incomplete beta & gamma, Lerch, Coulomb wave, Whittaker, Toronto, spheroidal wave, ellipsoidal wave + fractional-integro-differentiation + non-linear systems + continued fractions. Includes comprehensive HTML documentation. |
Simulates Charles Babbage's Difference Engine No. 2. Includes the original HP 48 version and DOS version, as well as new versions ported to the 49/50 and Win32 (which can run on 64-bit Windows 10). Included with permission of the author, along with 
Allows you to draw curves with its respective equation just with a matrix. Also predicts the X value, predicts the Y value, gives the model equation, and other things.
The Animath libraries are a series of animations of 3 dimensional mathematical functions (primarily of the trigonometric variety) plotted using the 3D graphing utility built into the HP 48G/GX. Pre-rendered, each animation took from anywhere between an hour to 4 hours to have the calculator produce. These are impressive animations!
Calculates the tolerances value of a calculated value, which comes from a measurement with one or more independent parameters, like Y(x,y,z) --> delta Y(x,y,z,delta x,delta y, delta z). Requires 
Base conversion program, showing binary/hexadecimal/decimal/octal conversions all at once.
Converts bases between HEX, BIN, OCT and DEC.
Solves second-order equations.
A series of programs illustrating both System RPL programming and the chaotic nature of bifurcation diagrams.
This set contains two programs for the HP 48 and HP 49. The first one, "BINO", computes Newton's binomial coefficients and the second one, "PAS", draws the Sierpinski triangle.
Detailed analysis of all zeros and poles of the given transfer function, construction of the multiplied and the factored form of the transfer function, graphical output of a linear approximation and the smooth characteristic of gain and phase, axes of graphs labeled in powers of ten (frequency), decibel (gain) and radians (phase), and much more.
A bode plotter developed for use in control systems. It is a useful tool to use the frequency response of the open-loop system to determine the stability of a closed-loop system and something more.
Program to help with the course of Automatic Controls. Has routines for Bode, Routh, Nyquist, and more. Must have RFU installed.
Uses the "Cabbage Shui" method to find pi out of a list of numbers
CAD geometry and 3D design program.
This program gives the formats for integrals and derivatives for calculus.
Four simple User RPL conic section programs that graph and give various properties of a conic equation.
Converts numbers from one base to another.
Program that can calculate the price of some equipment of industry. The program is based on the software CHEMCAD.
Helps calculate the elements of horizontal curves (circular and transition) and vertical curves, each program calculating one or more variables. Avoids calculation errors if the initial variables are given correctly, and the formulas do not need to be "decorated".
Appears to do prime factorization of integers.
Solves differential equations by various methods.
Performs Bode-Nyquist and Nichols plotting and associated calculations.
Distribution tables: normal, binomial and Poisson.
A very simple program. It improves multiplications and divisions, showing them exactly as we make it in paper.
Triangle solver for both the G and S series written 100% in System RPL. When given three measurements of a triangle (sides or angles) it automatically solves it, giving the three sides, three angles, three heights, and the area.
Program to power a matrix by any value. Written in User RPL.
Program to solve e^Matrix using the Numeric Method of McLaurin's Series. Written in User RPL.
A right triangle solver. Given any two sides, can return the pitch and the other side. Given the pitch and one side can return the other two. Works in decimal feet. Pitch expressed in inches rise per one foot of travel. Numbers entered in Feet.In16 mode. Handy display program shows lengths in Feet'-In f/16" in the status line.
This is intended as an education enhancer for children from grades 1-8. The program simulates drill and practice of basic arithmetic. Allows one to filter borrowing in subtraction and carrying in addition and records the time to solve each problem.
Allows one to store mathematical formulas so that they are well organized. Includes source code.
Given the coefficients, this decomposes some functions into partial fractions.
Draw volumes you get when rotating a function around the X-axis and show an animation of the volume rotating!
Solves polyhedrons and triangles.
Analytic geometry program.
Package of German geometry programs. Includes Conic Section 1.5, Triangle 1.0, and Vector Geometry Pack 1.1 (with distance calculating and other programs).
Directory of programs and formulas useful to first semester engineers, including geometry, algebra, and more.
All the material of algebra, physics, chemistry, and calculus corresponding to the first year of civil engineering at the University of Concepcion, Chile.
This program calculates interpolated values from a table, to find the intermediate value.
Linear interpolation library.
Interpolates points in a function. Solves Linear Fit, Power Fit, Log Fit, Exponential Fit, and Least Square of 2nd and 3rd degree.
The best table of values command, extracted from MathTools 7.0.
Finds limits, dimensions, and fit of inch shafts following ABC recommendations up to 19.69 inches.
Works with limits.
Implements linear algebra functions not built into the 48G/GX or 49/50. Includes factorization commands (Cholesky factorization, Full-Rank factorization), vector space tools (Null Space, Column Space, Eigen-space), symbolic matrix building commands, Projection Operator commands, Matrix Generation commands (including the Hilbert matrix and its inverse, the duplication matrix, the commutation matrix, and others), miscellaneous linear algebra commands (rank, pseudo-inverse (or generalized inverse), Kronecker product, matrix exponentiation, and others).
Calculates the wheels of the lira of a winch to construct a spiral.
Calculates logarithms in any base, about 100 times more complicated than it needs to be.
System RPL program that calculates truth tables. It can use as many variables as you want, limited only by memory.
Program that can solve optimization problems with various methods. For functions of one or two variables. Revised version.
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MathTools is a collection of tools to speed up and ease many mathematical functions of the GX, as well as including its own. Includes plotter replacement, front end for SOLVR, MatrixWriter replacement, EquationWriter replacement, table of values, and much more.
A library for numerical methods. Contains programs for Bisection, Newton-Raphson, False Position, Fixed Point, Aitken, Newton for systems of non linear equations, Cholesky, Krylov, Taylor Series, Euler-Gauss, Runge-Kutta among others.
The library NR48/49 uses the Newton Raphson method to find the solution of equations of a variable.
Programs to help to draw graphs in the correct scale in the paper.
Has a pi "tutorial" to learn pi, a program to calculate digits of pi, and more.
This program simply allows the calculation of pi with an arbitrary number of figures (digit).
Triangle solver that gives the solution of a triangle after 3 measurements have already been given, based on Plane Triangle Solver originally written for the HP-41C by George A. Donaldson.
This program was created for only one thing: practicing math with integers. Designed for use in education, so only On-C can quit it.
Performs forecasts with smoothing. Exponential fitted and simple.
A Quick Equation Writer. It helps ease equation-solving, etc. on tests and pressure situations. The program isn't too complex or speedy but it does streamline operations. When executed it displays a single algebraic symbol, the prompt "EQ:" and a menu of functions.
This program find the exact solutions of the quadratic formula Ax^2+Bx+C=0. It uses ALG48 to simplify the solutions. You must have 
Contains most of the important equations for elementary Queueing Theory, along with a menu-driven interface to access and solve them.
Linear programming application which does the Bellman-Kalaba algorithm, the bisection algorithm, the Fibonacci algorithm, the Kruskal algorithm, the Newton algorithm, the Maranzana algorithm, the gradient method, and the simplex method. Also finds the gradient and Hessian of a function, does pivots, rationalizes a matrix, reduces into canonical form, finds the Lagrangian and the Kuhn-Tucker condition, and more. Has an excessive amount of graphical text and sound effects, taking a significant amount of memory. Comprehensive documentation in Word format.
Calculates several Riemann sums.
Transforms any natural number between 0 and 1E12 to its expression in Roman numbers and vice versa. Written in assembly language, so it's VERY fast.
Fast program to interactively find real roots from any equation.
Routh-Hurwitz Method for the stability of a transference polynomial.
RSum Calculates and displays the approximating areas for several types of Riemann Sums.
For an irregular polygon, this program takes a matrix from the stack and calculates the centroid, area, second moments of area, radii of gyration, principal moments of area, principal axes, and provides a graphical outline of the section indicating the origin and centroid.
Segment of a circle. Given any 2 of the 5 dimensions (Arc, Rise, Chord, Radius, Angle), solve for all of the others.
SHA256 hash code implementation in User RPL for HP48G with documentation and listing. Calculation of SHA256 for short string takes on real device about 80 sec.
Program for solving problems in operation research (investigacion de operaciones) using the Simplex method.
Yet another simplex method program. Seems to be well-documented.
Converts any type of unit to the corresponding International System (SI) unit in the most compact form possible. It is, in certain manner, the UBASE inverse command.
Symmetrical groups: operations with cycles and exchanges of Sn (An).
Perform Fourier analysis on any function, using a built in signal (square, triangle, saw, sine, step, or pulse), a user-given signal, or a user-provided sample, all in a graphic environment.
Triangle solver. Solves all unknowns and graphs the triangle. German but easy to understand.
Easy to use, Simplex algorithm solution.
Small program that gives a table of values for a function. For the G series only.
Very small but fast table of values program. Stand-alone version of the Table of Values program embedded in PowerPlot.
Yet another table of values program, working with multiple equations. For both the S and G series.
Powerful table of values program.
Yet another table of values.
System RPL program which generates lines of Pascal's Triangle (also known as the Tartaglia Triangle).
User RPL program which solves a triangle immediately after being given three inputs. Also solves the dual-solution SSA problem. Includes commented source code and gives information on how to modify it to show both SSA solutions after only running the program once.
Calculates the law of sines and law of cosines, the triangle area function, perimeter, etc.
Solves the unknowns of a triangle when you know 3 properties. Right triangles and obtuse triangles are handled.
This is a triangle solver for the 48GX. Includes PDF documentation in English and Spanish.
Solves trigonometry problems that would be useful for machinists. For the G series only. Requires 
A trig library which will solve for any triangle and will give both solutions. It looks like a solver with pict, and inputs and outputs must be in decimal degrees. It will also input from the stack by a full screen choose list and has options for displaying fraction mark, and std/eng/sci, etc. Written mostly in System RPL.
Basically a journey through the unit circle, cosine, and sine.
This program is designed to construct and display or print truth tables for 1 to 7 variables and any logical expression based on those variables.
Vectorial is a library in User RPL, useful for second level calculus. Includes the commands GRADIENTE, PTANGENTE, DIRECC, DIFERENCIAL, HESSIANO, JACOBIANO and PARCIALES.
Useful for viewing matrices with long complex numbers.
Factors a positive whole number into its prime factors. It is very fast, especially with large numbers.
This System RPL program generates the 3 neighborhood, 2 state, 1-dimensional cellular automata commonly known as the Wolfram automata, after Steven Wolfram, who did pioneering work in the field.