Internals: Meeting Notes

This page contains notes from the M2internals meetings. Feel free to join the public M2Internals streams at Zulip workspace, where we discuss M2 development topics like the ones below. Please email Anton Leykin is you are not on Zulip and need an invite.

M2 Internals meetings structure and frequent topics

Meetings

• Moderator: Doug Torrance
• Google Calendar
• Zoom

Fall 2026

• Wednesday, September 2 @ 12 pm EDT (UTC-4) - Core: trim & mingens (Doug Torrance) (video)
• Wednesday, October 7 @ 12 pm EDT (UTC-4) - Engine: C++ refactoring project (Michael Burr) (video)
• Wednesday, November 4 @ 12 pm EST (UTC-5) - What's new in M2 1.26.11 (Doug Torrance)
• Wednesday, December 2 @ 12 pm EST (UTC-5) - TBA

Notes

• Building Macaulay2 from source
  • Internals: Autotools Build System
  • Internals: CMake Build System
• Components of Macaulay2
  • Internals: Safe-C Compiler
  • Internals: the Interpreter
    • Internals: the D language
  • Internals: the Engine
    • Internals: Class Hierarchy in the Engine
    • Internals: Engine Unit tests
    • Internals: Engine Documentation (Doxygen)
  • Internals: Core
    • Internals: Hooks
• Topics that involve several components
  • Internals: inheritance (of M2 types)
  • Internals: promote and lift
• Case studies
  • Internals: Adding a Function in Engine, Interpreter, and Core
  • Internals: Adding a Library for Interval Arithmetic
• Instructive Issues
  • #1567: hashes and === for function closures
• Web servers
  • Internals: InteractiveShell
  • Internals: Macaulay2Web
• Parsing
  • Macaulay2 language grammar
    • SimpleDoc language grammar
    • D language grammar
  • Lark Grammar for M2 language
  • Tree-sitter grammar for M2 language
• Other
  • Internals: Macaulay2 Distributions
  • Internals: Release Checklist
  • Internals: GitHub Actions
  • Internals: Miscellaneous Topics (put other bits here for now)
  • M2 Syntax Highlighting
  • M2 Profiler
• Misc. meeting minutes:
  • Internals: Meeting on 2024‐08‐29
  • Internals: Meeting on 2024‐09‐26
  • Internals: Meeting on 2024‐10‐31
  • Internals: Meeting on 2024‐12‐12

Future

• Meetings
  • Zoom meeting every month, 1.5 hours long
  • In-person meetings (usually attached to another meeting, e.g., a general M2 workshop)
• Keep Zulip as our messaging platform
  • continue using it for organizational purposes
  • create channels for particular internal projects (private or public)
• "Internals: Road map" (ongoing and future "internals" tasks/projects/ideas, may be outdated)