harry j. smith

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XICalc 3.2.20.17476 (Windows)

XICalc is an integer calculator program with the following features: Multiple precision integers with millions of digits; Uses Fast Hartley Transform to speed-up long multiplies; Separate input and output notation, base 2 to base 36; Greatest Common Divisor function; Modulo arithmetic options; Boolean functions; Random number generator; Prime factor algorithm...

Tags: Function, Harry J. Smith, XICalc, Engineering, Microsoft Windows, Operating Systems, Software

Software downloads 2009-03-23

XZCalc 3.2.20.28597 (Windows)

XZCalc is a calculator program with the following features: Can calculate with quaternions, complex matrices and scalars; Extra precision to millions of decimal places; Uses Fast Hartley Transform to speed-up long multiplies; Separate input and output notation, base 2 to base 36; Efficient Transcendental functions; Hyperbolic functions; Greatest Common Divisor...

Tags: Function, Harry J. Smith, XZCalc, Microsoft Windows, Operating Systems, Software

Software downloads 2009-03-22

XCCalc 3.2.20.24842 (Windows)

XCCalc is a floating-point calculator program with the following features: Can calculate with complex numbers like z = x + i*y; Extra precision to millions of decimal places; Uses Fast Hartley Transform to speed-up long multiplies; Separate input and output notation, base 2 to base 36; Efficient Transcendental functions; Hyperbolic...

Tags: Function, Harry J. Smith, XCCalc, Microsoft Windows, Operating Systems, Software

Software downloads 2009-03-22

XJCalc 3.2.20.28104 (Windows)

XJCalc is an integer matrix calculator program with the following features: Can calculate with integer matrices and integer scalars; Multiple precision integers with millions of digits; Uses Fast Hartley Transform to speed-up long multiplies; Separate input and output notation, base 2 to base 36; Greatest Common Divisor function; Modulo arithmetic...

Tags: Integer, Harry J. Smith, XJCalc, Engineering, Microsoft Windows, Operating Systems, Software

Software downloads 2008-09-17

XMCalc 3.2.20.28425 (Windows)

XMCalc is a floating-point calculator program with the following features: Can calculate with real matrices, real scalars and quaternions; Extra precision to millions of decimal places; Uses Fast Hartley Transform to speed-up long multiplies; Separate input and output notation, base 2 to base 36; Efficient Transcendental functions; Hyperbolic functions; Greatest...

Tags: Function, Harry J. Smith, XMCalc, Microsoft Windows, Operating Systems, Software

Software downloads 2008-09-17

XPCalc 3.2.20.28561 (Windows)

XPCalc is a floating-point calculator program with the following features: Extra precision to millions of decimal places; Uses Fast Hartley Transform to speed-up long multiplies; Separate input and output notation, base 2 to base 36; Efficient Transcendental functions; Hyperbolic functions; Greatest Common Divisor function; Modulo arithmetic options; Boolean functions and...

Tags: Function, Harry J. Smith, XPCalc, Microsoft Windows, Operating Systems, Software

Software downloads 2008-09-17

EasterCS 2.1.1 (Windows)

EasterCS is a program that computes when Easter comes in a given year: Easter Sunday is the Sunday following the Paschal Full Moon PFM date for the year. Western Easter Sunday date is based on Scientific American, March 2001, Mathematical Recreations by Ian Stewart, Page 82. The period is 5,700,000...

Tags: Calendar, Harry J. Smith, EasterCS, Microsoft Windows, Operating Systems, Software

Software downloads 2008-07-31

JosephusCS 2.1.1.11665 (Windows)

JosephusCS is a program that solves the Josephus Permutation problem. Original Problem: 1000 slaves in a circle, numbered 1 to 1000, are all to be shot except one lucky survivor. The order of shooting is 1, 3, and 5, always alternating, and always immediately removing the fallen bodies. Once a...

Tags: Body, Circle, Harry J. Smith, JosephusCS, Microsoft Windows, Operating Systems, Software

Software downloads 2008-07-15

CrypC 7 (Windows)

CrypC is a pseudo-infinite key data encryption system. A very fast and secure method of encrypting data files. Includes all source files for C# version of the program. The algorithm for the Data Encryption Standard DES runs too slow on most computers, but simpler methods have not provided secure encryption....

Tags: Secure, Microsoft Windows, DES, Encryption, Harry J. Smith, CrypC, CRYP, Digital Security, Network Security, Security, Networking

Software downloads 2007-10-08

BBallCS 3.1.1765 (Windows)

BBallCS--Baseball probability in Visual C#. Computes the probability that the first team will beat the second team for the division title, assuming each has a 50-50 chance of winning any given future game. Uses a bivariate binomial distribution as a model. Version 3.1.1765 adds changed to self-extracting install file. ...

Tags: Team, Probability, Harry J. Smith, Team Management, Microsoft Windows, Management, Operating Systems, Software

Software downloads 2005-12-22

FlyAKite 2.0.2112 (Windows)

A kite-flying program in Visual C#. It allows for flight data files input, edit, and update; displays flight data; saves all displayed data to a log file; allows for entering integration parameters; computes wind factors for flight data file; uses differential equations to solve for position and tension vectors as...

Tags: Harry J. Smith, Flight Data, Microsoft Windows, Operating Systems, Software

Software downloads 2005-12-22

Additional Resources

There's a little pig in each of us

That's genetically speaking. A new paper just posted on Nature indicates we must monitor pig populations to track the evolution of influenza virus. So far the current swine flu pandemic is underwhelming but the next one.... Here's the title and the multiple authors: "Origins and evolutionary...

Tags: H1N1 Flu, Virus, Cyberthreats, Viruses And Worms, Security, Harry Fuller

Blog posts 2009-06-12