Interactive Demo
Interactive IEEE 754 Float Explorer
Interactive IEEE 754 Float Explorer is a free, interactive learning demo from the CS323: Numerical Analysis and Computing course on Lykke. It helps you build intuition for Floating-Point Arithmetic, Absolute and Relative Error, Machine Epsilon, Catastrophic Cancellation. Play with it directly in your browser — it features 1 numeric input. This demo lives in the “Foundations of Numerical Computing” section of the course.

How to use this demo
- Experiment freely — there's nothing to break, and every change is reversible.
What you'll explore
- Floating-Point Arithmetic
- Absolute and Relative Error
- Machine Epsilon
- Catastrophic Cancellation
- Big-O Notation
- Python Programming Basics
- Vector Norms
Frequently asked questions
What does the Interactive IEEE 754 Float Explorer demo do?
This section introduces the core principles of numerical analysis. It covers why numerical methods are necessary by exploring the limitations of computer arithmetic, including floating-point representation and catastrop… Interactive IEEE 754 Float Explorer turns that idea into something you can manipulate directly and watch respond.
What CS323: Numerical Analysis and Computing concept does Interactive IEEE 754 Float Explorer teach?
This section introduces the core principles of numerical analysis. It covers why numerical methods are necessary by exploring the limitations of computer arithmetic, including floating-point representation and catastrop… It focuses on Floating-Point Arithmetic, Absolute and Relative Error, Machine Epsilon, Catastrophic Cancellation, Big-O Notation, Python Programming Basics from the “Foundations of Numerical Computing” section.
How does Interactive IEEE 754 Float Explorer fit into the CS323: Numerical Analysis and Computing course?
CS323 provides a comprehensive introduction to numerical algorithms, focusing on practical implementation and real-world applications. The course begins with the fundamentals of computational error and floating-point ar… This demo is the interactive piece for the “Foundations of Numerical Computing” section. Open the full CS323: Numerical Analysis and Computing course wiki at https://www.getlykke.com/explore/public/cs323-numerical-analysis-and-computing-7146330a-2792-4961-9bd5-0e42fb092c87 for notes, flashcards, quizzes and the other demos.
What will I understand better after using Interactive IEEE 754 Float Explorer?
You'll build intuition for Floating-Point Arithmetic, Absolute and Relative Error, Machine Epsilon, Catastrophic Cancellation, Big-O Notation, Python Programming Basics — and, crucially, see how they behave when you change the inputs, which is hard to get from a textbook or lecture on CS323: Numerical Analysis and Computing alone.
From the CS323: Numerical Analysis and Computing course
This interactive demo is part of the Foundations of Numerical Computing section. Explore the full CS323: Numerical Analysis and Computing course wiki on Lykke — with notes, flashcards, quizzes and more interactive demos.
Open the CS323: Numerical Analysis and Computing course →