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Lutus | Message Page | Master Index Site Search: | | RSS Feed | Twitter Recent 3D Printing Administration Android Articles Calculators CareWare/Java CareWare/Linux Climbing Computer Graphics Drones Feedback-General Feedback-Psychology Ham Radio Hardware JavaScript Linux Mathematics Media MySQL Natural Resources Older Articles Opinion Planetary Science Programming Psychology Python Raspberry Pi Risk/Adventure Ruby Science Storage Tank Modeling 3D Printing for Builders How to print in depth Alaska 2018 The article set for the 2018 Alaska expedition. Blender Graphics: Lenses and Optics Designing optical elements in the Blender graphics workshop Blender Graphics: Make a Planet A creative Blender graphics project Consumer Angst A somewhat tart analysis of consumerism. Coronavirus Math Using Calculus to analyze a pandemic Fire Your Stockbroker! Investment myths disproven. If I Were In Charge I can dream, can't I? Introduction to Calculus A carefully worded overview of calculus for nonspecialists and the simply curious. Jokes A short list of my favorite jokes. Psychology and Neuroscience On the transition from psychology to neuroscience. Psychology and Neuroscience : Feedback Selected replies to my article "Psychology and Neuroscience". Rope Climbing 101 Ascending against gravity. Teleprompter Online An updated version of the teleprompter display. The Best and Worst College Majors Choosing the right course of study. The Physics Behind Stopping a Car Includes an explanation, equations, and a calculator — recently updated. The Right to Choose The path to gender equality. 3D Printing for Builders How to print in depth Platonic Solids I: Vertices and Edges From abstract idea to physical model Platonic Solids II: Edges and Faces More abstraction, better result Biography — Paul Lutus A concise biographical note. Full Site Search: www.arachnoid.com A full-site search for words and phrases you choose. Master Index — arachnoid.com A full, expandable index to www.arachnoid.com. Master index — arachnoid.com (no DHTML) A full index to www.arachnoid.com without DHTML. AnchorSentinel An Android-based navigation/anchor watch program Android application Privacy Policy The global privacy policy for all arachnoid.com Android applications hosted on Google Play. Android Offline Topographic Map Using an Android device as an offline, off-road GPS/mapping resource. Android-x86 Desktop Howto A step-by-step guide for Android kernel configuring and compiling. CarpeTempus An Android-based alarm/timer program Linux on Android How to run a desktop Linux distribution on an Android device. SatFinderAndroid An Android-based satellite dish resource SSHelper An Android-based multi-protocol server SSHelper : FAQ/User Feedback Page Reader inquiries and comments about SSHelper. TankCalcAndroid An Android-based storage tank analyzer TidePredictor An Android worldwide tide/current prediction program. Boycott Microsoft An article that describes Microsoft's history, marketing strategy and increasingly baroque legal requirements. Equities Myths Things you should know about investing. Everything You Know is Wrong Ignorance is knowledge — or is it the other way around? Fire Your Stockbroker! Investment myths disproven. If I Were In Charge I can dream, can't I? Jokes A short list of my favorite jokes. Programming Handheld Calculators A reminiscence about programming in the era before personal computers. The Best and Worst College Majors Choosing the right course of study. The Idea Carnival A collection of brief, entertaining expositions. The Levels of Human Experience This article set discusses the four primary ways by which people process their experiences. The Symmetry Principle A deceptively simple idea we all need to understand. Was Thanos Right? In "Infinity War", Marvel Comics super-villain Thanos kills off half the world's population. Would this fix the planet? Area of an Irregular Polygon An easy solution to a difficult problem. Binomial Probability An interactive exposition of a key probability method. BiQuadDesigner A rewritten Java/JavaScript biquadratic filter designer. Consumer Loan Calculator An interactive consumer-oriented loan evaluation tool. Equities Myths Things you should know about investing. FFTExplorer A signal processing workshop, recently rewritten in Java. Finance Calculator An interactive JavaScript financial calculator. Graphinity Online An online graphing resource written in JavaScript. Introduction to Statistics A practicum for statistical analysis. Mandelbrot Set An exploration in pure mathematics. Number Base Conversions A calculator for converting between number bases PLCalc A powerful scientific/financial calculator. Polygon Calculator An online application that computes common values for regular polygons. Polynomial Regression Data Fit A polynomial regression data fit application with some technical background. Quadratic Equation Solver A numerical quadratic equation Solver with some technical background. Regular Expression Laboratory An interactive JavaScript regular expression processing engine. Satellite Finder Online (JavaScript) A Web-based geostationary satellite locator. Snell's Law Calculator A convenient JavaScript calculator for Snell's Law results. Arachnophilia Recently upgraded to version 5.5. BiQuadDesigner A rewritten Java/JavaScript biquadratic filter designer. FFTExplorer A signal processing workshop, recently rewritten in Java. HDTV Test Pattern A resource for configuring flat-panel video displays. IcomProgrammmer II A Python resource for programming Icom radios. JDBClient A Java-based MySQL database management tool. JNX A Java Navtex marine weather receiver/converter. JRX: Virtual Ham Radio A virtual interface for many amateur radios. JSigGen A Java-based signal generator. JSQLiteClient A Java-based SQLite database management tool. JTides Home Page An easy-to-use tidal-prediction program with a worldwide database. JWX A Java short-wave weatherfax receiver/converter. MagicLantern A multimedia presentation workshop. OpticalRayTracer Home Page A completely rewritten virtual lens/mirror design workshop. PLCalc A powerful scientific/financial calculator. PLCash A personal finance program. Satellite Finder Home Page A satellite locator and dish alignment program. TankCalc A comprehensive storage tank analyzer. TankFlow A powerful flow-based storage tank analyzer. NetworkControl A convenient network interface controller for Linux. PHP Writer Home Page A sophisticated PHP MySQL database client. Satellite Finder Online (JavaScript) A Web-based geostationary satellite locator. SignalGen Home Page A virtual audio signal generator. SiteGen Home Page An automatic site index generator, used on this site. SlideProjector Home Page A program for organizing and displaying electronic images. Climbing (old version) Ascending against gravity, rope work and related topics. Rope Climbing 101 Ascending against gravity. Adventures in Ray Tracing How to create photo-realistic graphics using Pov-Ray and associated programs. Blender Distributed Network Rendering Speed up Blender renders using networked machines. Blender Graphics: Lenses and Optics Designing optical elements in the Blender graphics workshop Blender Graphics: Make a Planet A creative Blender graphics project A Virtual Bird An intriguing application of modern technology. Creating Drone Images and Panoramas A tutorial on drone-platform photographic techniq...