Advanced Course
Deep dives into complex L4 patterns for production use.
Overview
This course covers advanced techniques for modeling complex legal systems:
- Real regulatory schemes with multiple instruments
- Cross-cutting concerns (timing, notices, appeals)
- Multi-temporal reasoning
- Production patterns and debugging
Prerequisites: Completion of the Foundation Course
Time: Approximately 4-6 hours total
Modules
Module A1: Real Regulatory Schemes
Model complete legislative frameworks.
- The three-layer approach (structural, deontic, events)
- Encoding definitions from legislation
- Handling cross-references
- Building from a real example: charity regulation
Time: 90 minutes
Module A2: Cross-Cutting Concerns
Patterns that span multiple rules.
- Timing and deadlines
- Notice requirements
- Appeal procedures
- Grace periods and escalation
Time: 60 minutes
Module A3: Contracts in Depth
Advanced contract modeling.
- Complex payment terms
- Recursive obligations
- Penalty structures
- Real-world example: promissory note
Time: 60 minutes
Module A4: Production Patterns
Patterns for robust, maintainable code.
- Organizing large codebases
- Testing strategies
- Common debugging patterns
- Integration considerations
Time: 45 minutes
Learning Path
Complete modules in order:
Foundation Course ──► Module A1 ──► Module A2 ──► Module A3 ──► Module A4
Example Code
All examples from this course are based on real files:
jl4/experiments/charities/- Jersey Charities Law encodingjl4/examples/legal/promissory-note.l4- Complete loan agreementjl4/examples/legal/- Other real-world examples
After This Course
Continue learning with: