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Calculator Types Software and Programming software for HP 41c/cv/cx
Software for HP 41c/cv/cx
Software for the HP41 family of calculators. All links to HP museum.org, the fantastic site of Jean-Marc Baillard, or the amazing recopilation of FOCAL programs by Geir Isene
- Instructions and Programming Information
- XROM Numbers (How to work with programs that contain XROM ##,##.)
- Documentation Information (for those programs with no online documentation)
- How to get these programs to your Calculator (via HP-IL, disk, wand, and fingers)
- HP-41C Programming Information
- HP-41C Synthetic Programming
- User-submitted Programs (Not from HP pacs or solution books)
- Utilities
- Astronomy
- Phases of the Moon (Updated)
- Gravitational n-body Problem (Updated)
- Transformation of Coordinates and Precession
- Astronomical Ephemeris
- Terrestrial Geodesic Distance (Updated)
- Local Solar Time
- Satellites of Jupiter
- Saturnian Satellites
- Tides
- More Accurate Tides
- Rising-Transit-Setting (Updated)
- Binary Stars
- Calculating a Fix
- Nutation - Obliquity of the Ecliptic - Sidereal Time
- Astronomical Refraction
- Base Conversions
- Math / Enginering
- Gamma , Digamma and Polygamma & Beta Functions (Updated)
- Bessel Functions
- Kummer's ( or Confluent Hypergeometric ) Functions M(a;b;x)
- Parabolic Cylinder Functions U(a;x) V(a;x) W(a;x)
- Hypergeometric Functions F(a;b;c;x)
- Asscociated Legendre Functions
- Orthogonal Polynomials Includes:
- Legendre Polynomials
- Laguerre Polynomials
- Generalized Laguerre Polynomials
- Hermite Polynomials
- Chebyshev Polynomials & the "Connaissanse des Temps"
- Chebyshev Polynomials of the first and second kind
- The "Connaissance des Temps"
- Ultraspherical Polynomials
- Jacobi's Polynomials
- Struve Functions
- Theta Functions
- Riemann Zeta Function
- Weierstrass Elliptic Functions
- Exponential , Sine and Cosine integrals (Updated)
- Fresnel integrals
- Error function (Updated)
- Coulomb Wave Functions
- Debye Functions
- Dawson's Integral
- Bell Numbers
- Bernoulli Numbers
- Complex Functions
- The decimals of e
- A Dice Problem
- Dot Product and Cross Product
- Discrete Hartley Transform
- Double Integration
- Date of Easter
- Eigenvalues & Eigenvectors
- Electric Circuits
- Equation Solver
- Equinoxes and Solstices
- Euler & Eulerian Numbers
- Fast Quadratic Formula
- Feet-Inches-Fractions Calculator
- Geometric Transformations
- The Golomb Sequence
- Henderson-Hasselbach
- Hypermatrix and Magic Cubes
- Hyperspheres
- Jacobian Elliptic Functions and Elliptic Integrals
- Lagrange's Interpolation Formula
- Least-Squares Approximation
- Linear and non-linear Systems
- Creating a Matrix (Updated)
- Min-Max Line
- Multiple Integration
- Number of Partitions
- Polynomials
- Polynomial Curve Fitting
- Primes , Divisor Functions & Euler Function for the HP-41
- Quaternions (hypercomplex numbers)
- Quantiles
- Random Number Generators
- Roman Numerals
- Romberg's method (Updated)
- Implicit Runge-Kutta Methods (New/Updated)
- Explicit Runge-Kutta Methods (New/Updated)
- Simplex Method
- Systems of Differential Equations (Updated)
- Successive Approximation Method
- Stirling Numbers
- Series ( including the Euler acceleration method )
- Spectral Analysis
- Triangle Solutions
- Triple Integration
- 564 Chords
- Conics
- Einstein's Twin Paradox
- Farey Sequences
- Numerical Integration (Updated)
- Quadrics
- Ramanujan Tau Numbers
- Surface Area of an Ellipsoid
- Batrachions
- Hyperbolic Functions
- Hyperbolic Triangles
- Spherical Triangles
- Loxodromics
- Extrema
- Nth Order Differential Equations
- Matrix Operations
- Quadratic Hypersurfaces
- Rational Function Interpolation
- Determinants
- Area of a Polygon
- Volume and Area of a Polyhedron
- Continued Fractions (Updated)
- Spheroidal Harmonics
- Base Conversion (Also see Math Pack below) (New)
- Decimal to Fraction (New)
- Numerical Differentiation (New)
- Euclidean Distance (New)
- Kaprekar Series (New)
- Numerov's Method (New)
- Osculating Polynomial (New)
- The Laplace and Poisson Equations (New)
- The Diffusion Equation (New)
- The Bulirsch-Stoer Method (New)
- Physics / Chemistry
- Finance
- Loan and Savings
- FinCalc (German. Documentation available from author)
- Games
- The Castle, an Adventure Game
- Fruit/Slot Machine Game
- Hangman Game
- Poker (Updated)
- Skunk Game
- Mastermind
- XOR Game
- Le Compte est bon (a French TV game) (New)
- Snakes & Ladders (New)
- Blackjack (New)
- Sphynx (a number guessing game) (New)
- Mastermind (New)
- Miscellaneous
- Antennas Solution Book
- Antenna Gain / Remote Transmitter Power
- Antennas
- Azimuth Pattern of Cylindrical Array
- Beam Pattern for Uniform Array
- Colinear Antenna Gain and Pattern
- Gain of Horizontal Rhombic Antenna 0 Azimuth
- Loaded Dipole Antennas
- Loaded Vertical Antennas
- Parabolic Antenna Calculations
- Planar Phased Array Radar Beam Positions
- RF Path Loss, dB
- Radar Antenna Beamwidth and Gain
- Short Wave Transmission Path Calculations
- Applied Stats 1 Solution Book
- Applied Stats 2 Solution Book
- HP-67 Astrology Solution Book (ported to HP-41C)
- Astro 1 - Mean Obliquity of Ecliptic & GST
- Astro 2 - Moon Asc Node, Nutation, Vernal Pt
- Astro 3 - Local Siderial Time, Geocent Lat
- Horoscope Construction
- House Cusps - Campanus Methods
- House Cusps - Koch Methods
- House Cusps - Placidus Method
- House Cusps - Regiomontanus Methods
- House Cusps - Topocentric Methods
- Mundoscope, Campanus
- Mundoscope, Regiomontanus
- Business Stats Solution Book
- Basic Statistics for 2 Variables
- Break-Even Analysis
- F Distribution
- Forecasting using Exponential Smoothing
- Gompertz Curve Trend Analysis
- Learning Curve for Manufacturing Cost
- Monthly Seasonal Variation Factors
- Moving Average
- Multiple Linear Regression
- Normal & Inverse Normal Distribution
- Price Elasticity of Demand
- T Distribution
- Calendars Solution Book
- # M-Days bet. 2 Dates & Nth M-Day of Month
- Calendar Printout
- Calendar Printout for 82162 HPIL Printer
- Chinese Years to/from Gregorian Years
- Day of Year - Day of Week
- Holidays
- In What Year is a Given Date an M-Day?
- New Moon & Full Moon Day of Month
- Number of Weekdays Between 2 Dates
- Religious Holidays
- Calendar Date to Julian Date Conversion
- HP-67 Calendars Solution Book (ported to HP-41C)
- Chemical Engineering Solution Book
- Conduit Flow
- Conservation of Energy
- Equations of State
- Heat Transfer (Cylinders/Walls)
- Hydrocarbon Combustion
- Nusselt and Biot Numbers
- Reversible Polytropic Process
- Reynolds Number
- Schmidt and Prandtl Numbers
- Single Stage Equilibrium Flash
- Stanton and Lewis Numbers
- Straight Fin Efficiency
- Von Karman Analogy
- Weak Acid-Base Titration Curve
- Chemistry Solution Book
- Acid-Base Equilibrium (Diprotic)
- Activity Coefficients - Potentiometric Data
- Beer's Law and Absorptivity Calculations
- Crystallographic - Cartesian Transformations
- Equations of State
- Kinetics - Lineweaver-Burk or Hofstee Plots
- Mixture Viscosities
- Van de Waals Gas Law
- Weak Acid-Base Titration Curve
- pH of Weak Acid-Base Solutions
- Civil Engineering Solution Book
- Control Solutions Book
- Aid to Root Locus Plots 1 - Real Poles
- Aid to Root Locus Plots 2 - Complex Poles
- Bode of 3rd over 3rd*S^N Transfer Fn
- Bode of Transfer Function, Each Pole/Zero Given
- Classical Control Gains
- Convert Frequency Response - Open/Closed
- Frequency Response of a 3rd over a 4th order
- Frequency Response of a Transfer Function
- Routh Test for System Stability
- First Order Regulator
- Second Order Regulator
- Electrical Engineering Solution Book
- HP-67 E.E. Pac 1 (ported to HP-41C)
- Active Filter Design
- Bilateral Design Gain and Stability Circles
- Bilateral Design Stability Factor, Max Gain
- Bode Plot of Butterworth and Chebyshev Filters
- Butterworth or Chebyshev Filter Design Input
- Butterworth or Chebyshev Filter Design Output
- Class A Transistor Amplifier Bias Optimization
- Fourier Series
- Microstrip Calculations
- Network Transfer Functions Input
- Network Transfer Functions Output
- Parameter Conversion
- Reactive L-Network Impedance Matching
- Resistive Attenuator Design
- Smith Chart Conversions
- Transistor Amplifier Performance
- Transmission Line Calculations
- Transmission Line Impedance
- Unilateral Design
- Transistor Configuration Conversion
- HP-67 EE(lab) Solution Book (ported to HP-41C)
- HP-67 Earth Sciences Solution Book (ported to HP-41C)
- Atmospheric Thermodynamics (HP41 port)
- Atmospheric Thermodynamics (Original HP67 translation)
- Bouguer Anomoly Gravity Reduction
- Depth of Strata
- Earthquake Magnitude-Energy Conversion
- Earthquake Seismic Wave (Shear Fault)
- Electromagnetic Seismograph Response
- Geocentric Distance - Azimuth
- Heat Flow - Geophysics
- P&S Seismic Wave Velocity Determination
- Physical Properties of Seawater
- Plate Tectonic Velocities
- Plunge and Rake of Faults
- Sigma-T and AOU
- Strata Thickness
- True and Apparent Dips
- HP-67 Filters Solution Book (Ported to HP-41C)
- Butterworth Active Filter Desgn, Low Pass
- Butterworth and Chebyshev Filter Group Delay
- Butterworth and Chebyshev Filter Order
- Butterworth and Chebyshev Filter Response
- Butterworth and Chebyshev LP Normalised Coefs
- Normalised LP to BP Transformation, 1,2,6,7
- Normalised LP to BP Transformation, 8,9,10,11
- Chebyshev Active LP Filter Design #1
- Chebyshev Active LP Filter Design #2
- Normalised LP to BS, LP, HP Transformation
- Y-Delta Transform for L, R, C
- Games Pac
- Games Solution Book
- Games II Solution Book
- HP-67 Games Pac 1 (ported to HP-41C)
- HP-67 Games Solution Book (Ported to HP-41C)
- Battleship
- Bell-Fruit (Mills Standard)
- Blackjack with a Permanent Bank
- Contract Bridge Scoring Pad #1
- Contract Bridge Scoring Pad #2
- Duplicate Bridge Score
- Hangman (HP41 Modified Version)
- Hangman (HP67 Original Version)
- Pro Football Simulation
- Risk
- Turn the Die
- Word Encoder
- Word Game Subroutine (HP41 Modified Version)
- Word Game Subroutine (HP67 Original Version)
- HP-67 Games of Chance Solution Book (ported to HP-41C)
- Geometry Solution Book
- Distance between Lines in Space
- Grid of Points, Calculate All Points
- Grid of Points, Calculate Discrete Points
- Internal and External Tapers
- Line-Line Intersection
- Points of Tangency with Circles and Arcs
- Points on a Straight Line
- Sine Plate Solutions
- Tangent Circle to 2 Straight Lines
- V Notches and Long Radii
- Home Const. Estimating Solution Book
- HVAC Solution Book
- Air Duct Conversion
- Air Flow in Circular Ducts
- Black Body Thermal Radiation
- Decibel Addition and Subtraction
- Equations of State
- Heat Exchangers (Main Program)
- Heat Exchangers Counter Flow Subroutine
- Heat Exchangers Cross Flow Subroutine
- Heat Exchangers Parallel Counter Flow Subroutine
- Heat Exchangers Parallel Flow Subroutine
- Insulation Break Even Analysis
- Overall Heat Transfer Coefficients
- Psychrometric Properties
- Temperature Conversion
- High-Level Math Solution Book
- HP-67 High Level Math Solution Book (ported to HP-41C)
- Lend/Save/Lease Solution Book
- HP-67 Math Pac 1 (ported to HP-41C)
- 4*4 Matrix Setup
- 4*4 Matrix Solutions
- Base Conversions (Modified for HP41)
- Bessel Functions, Error Function
- Circle Computations
- Complex Operations
- Coordinate Transformations
- Differential Equations
- GCD, LCM, Dec to Frac
- Gamma Function
- Gaussian Quadrature
- Hyperbolics
- Interpolations
- Intersections
- Numerical Integration
- Optimal Scale for a Graph, Plotting
- Polynomial Solutions
- Solution to f(x)=0 on an Interval
- Spherical Triangles
- HP-67 M.E. Pac 1 (ported to HP-41C)
- Beams Fixed at Both Ends
- Belt Length
- Cantilever Beams
- Circular Cams
- Conduit Flow
- Cross Flow Heat Exchangers
- Equations of State
- External Involute Spur Gears
- Four Bar Function Generator Input
- Four Bar Function Generator Output
- Free Vibrations
- Gear Forces
- Helical Spring Design
- Isentropic Flow for Ideal Gases
- Linear Cams
- Parallel -- Counter Flow Heat Exchangers
- Parallel and Counter Flow Heat Exchangers
- Progression of Four Bar System
- Progression of Slider Crank
- Propped Cantilever Beams
- Section Properties - Input
- Section Properties - Output
- Simply Supported Beams
- Soderberg's Equation
- Stress on an Element
- Vector Statics
- Vibrations Forced by F0*cos(wt)
- HP-67 Navigation Pac (ported to HP-41C)
- Bearing Line of Position
- Closest Point of Approach
- Distance by Horizon Angle
- Fix from Two Lines of Position
- Two Angle Line of Position
- Almanac Interpolator
- Beating to Windward
- Dead Reckoning
- Estimated Time of Arrival
- Great Circle and Rhumb Line Navigation
- Star Line of Position (Use with the 6 Star Data programs below.)
- Star Data 1
- Star Data 2
- Star Data 3
- Star Data 4
- Star Data 5
- Star Data 6
- Star Sight Planner
- Sun Line of Position
- Velocity Triangle and Course to Steer
- HP-67 Optics Solution Book (Ported to HP-41C)
- First Order Raytracing by Matrix Methods
- Fraunhofer Diffraction by Spherical Particles
- General Lens Tracer
- Kubelka-Munk Diffusing Layer
- Lens Calculations
- Optical Desgin 2 (Trig Ray Trace)
- Optical Design 1 (Achromatic Doublet) (Card A)
- Optical Design 1 (Achromatic Doublet) (Card B)
- Paraxial Ray Tracing #1 - Tracing
- Paraxial Ray Tracing #2 - Storing
- Ray Trace
- Ray Trace Parabola
- Ray Tracing (Spheres, Paraboloids, Flats)
- Optometry 1 Solution Book
- 4 Accommodative Rx's & Their Average
- Acuity Demand Letter Size & Working Dist
- Aniseikonia
- Contact Lens / Telescope Calculations
- Crossed Prism Resultant
- Effective, Equivalent, & Neutralizing Power
- Needed Magnification, Add, & Working Dist
- Oblique Cylinder Sums
- Positional Effective Power
- Pratt, Sheard, & Percival Methods of Near Rx
- Optometry 2 Solution Book
- Back Vertex Power of PMMA Contact Lens
- Brungart 1 and 2
- Clens Pwr Necessary to Correct Ametropia
- Cylinder Induced by Toric Contact Lens
- Eff Pwr of Spectacle Lenses at Corneal Plane
- May-Grant Contact Lens of 1st Approximation
- Residual Cylinder at Tear/Cornea Interface
- Roggenkamp Specifications
- Tabb Contact Lens of 1st Approximation
- Toric Contact Lens Parameters
- HP-67 Photo Dark Room Solution Book (Ported to HP-41C)
- Cibachrome Reciprocity Correction
- Color Print Processing (Unicolor B)
- Color Printing Factors
- Color Printing Factors ; New Paper
- Image Projection Data
- Macro-Photography and Enlarging
- Photo/Image Display Parameters
- Print Viewing Distance
- Subtractive CP Filters Density
- Time,F-Stop,Magnification,Paper Speed
- Tri-Color Print Exposure
- Physics Solution Book
- 32-P Remaining on Day of Year
- Black Body Radiation
- Black Hole Characteristics
- Clebsch-Gordon Coefficients
- Delta-V Orbit Simulator
- Einstein's Twin Paradox
- Equations of Motion
- Isotope Overlap Corrections
- Semi-Empirical Nuclear Mass Formula
- Special Relativity Conversions
- Three-Dimensional Special Relativity
- HP-67 Physics Solution Book (ported to HP-41C)
- Small Business Solution Book
- Solar Engineering Solution Book
- Black Body Radiation
- Conduit Flow
- Economic Break-Even
- Energy Cash Flow
- Energy Equivalents - Fuels & Prices
- Heat Exchangers (Main Program)
- Heat Exchangers Counter Flow
- Heat Exchangers Cross Flow
- Heat Exchangers Par-counter Flow
- Heat Exchangers Parallel Flow
- Heat Transfer
- Solar Beam Irradiation
- Solar Panel Array
- Sun Altitude, Azimuth
- View Factor
- HP-67 Space Science Solution Book
- Ballistic Missile Range
- Binary Star Ephemeris (HP-41 Modified Version)
- Binary Star Ephemeris (HP-67 Original Version)
- Celestial Position
- Horizon Distance, Great Circle Distance
- Kepler's Equation
- Local Siderial Timee and Obliquity
- Orbit Determination by Method of Gauss
- Precession / Galactic Coordinates
- Precession of Rt Ascension & Declination
- Vis Viva and Path Angle Relations
- Standard Applications
- HP-67 Standard Pac (ported to HP-41C)
- 3*3 Matrix Operations
- Annuities and Compound Amounts
- Arithmetic Teacher
- Calculus and Roots of f(x)
- Calendar Functions
- Curve Fitting
- Demo Functions (side 2 of Calculus and Roots)
- Diagnostic Program
- English - SI Conversions Side 1
- English - SI Conversions Side 2
- Follow Me
- Moon Rocket Lander
- Moving Average
- Polynomial Evaluation
- Tabulator
- Triangle Solutions
- Vector Operations
- Test Stats Solution Book
- Bartlett's Chi-Square Statistic
- Behrens-Fisher Statistic
- Differences Among Proportions
- Fisher's Exact Test for 2*2 Contingency
- Intraclass Correlation Coefficient
- Kendall's Coefficient of Concordance
- Mann-Whitney Statistic
- Mean-Square Successive Difference
- One Sample Test Statistic for Mean
- Run Test for Randomness
- Ruskal-Wallis Statistic
- Test Statistic fr Correlation Coefficient
- Time Module 1 Solution Book
- Appointment Calendar
- Appointment Load/Store for Card Reader
- Appointment Load/Store for Extended Mem
- Appointment Load/Store for HPIL
- Automobile Trip Computer
- Exercise Monitor
- Fast Playback
- Four Channel Controller
- Logbook
- Playback Programmable Timer
- Random Seed Generator
- Read HP3468A Voltmeter
- Trip Computer Calibration
- World Time Converter
- The ISENE ROM programs