Office Open XML L Annex L. (informative) Primer L.5 Introduction to VML L.5 Introduction to VML This clause contains a detailed introduction to the components of Vector Markup Language (VML). Subsections L.5.1 Introduction L.5.2 Shape Element L.5.4 ShapeType Element L.6.1 Math L.6.2 Metadata L.6.3 Custom XML Data L.6.4 Bibliography L.7.1 Additional Characteristics L.7.2 Embeddings L.7.3 Future Extensibility Last updated on March 14, 2025