Learn BINARY-LAMBDA-CALCULUS with Real Code Examples
Updated Nov 26, 2025
Practical Examples
Identity function in binary lambda encoding
Boolean logic combinators (TRUE, FALSE, AND, OR)
Church numerals for arithmetic operations
Simple recursive function like factorial
Encoding string or byte operations in BLC
Troubleshooting
Check correctness of binary encoding
Ensure interpreter is compatible with BLC version
Validate lambda term syntax
Test smaller sub-expressions before full program
Verify evaluation strategy matches expectations
Testing Guide
Validate small combinators first
Check outputs of lambda reductions
Compare binary encoding to known examples
Run iterative tests for recursive functions
Document results for correctness verification
Deployment Options
Local execution using BLC interpreter
No web or mobile deployment
Share binary-encoded programs for research
Integration into academic papers or demos
Archive programs for algorithmic complexity analysis
Tools Ecosystem
BLC interpreter by Torbjörn Granlund
Text editors for lambda expressions
Python or C implementations for encoding/decoding
Binary conversion scripts
Online lambda calculus analyzers
Integrations
Mostly standalone use
Can be embedded in functional programming experiments
Interfacing with Python/C for I/O possible
Minimal ecosystem support
Used in theoretical research rather than software projects
Productivity Tips
Start with small combinators
Use textual lambda source for readability before binary encoding
Test incrementally
Document each program
Share programs for academic review
Challenges
Encoding lambda terms correctly in binary
Understanding functional reduction
Limited documentation
Debugging binary-only programs
Balancing compactness with readability