Learning

Learn EXPRESS

Two complementary courses from leading authorities in the EXPRESS community — one covering the language itself, the other covering the broader ISO 10303 ecosystem and its practical applications.

EXPRESS Language Reference Course

The authoritative course on the EXPRESS language — from the co-inventor of EXPRESS-G and EXPRESS-X. Covers syntax, semantics, modelling patterns, rules, and practical exercises.

By Peter Wilson, co-author of Information Modelling: The EXPRESS Way

18 modules

EXPRESS & STEP in Practice

The applied course on the ISO 10303 ecosystem — STEP file formats, data validation, schema querying, business rules, SDAI programming, and PLCS. Assumes basic EXPRESS knowledge.

Contributed by Jotne EPM Technology

15 modules

EXPRESS Language Reference Course

By Peter Wilson — co-inventor of EXPRESS-G and EXPRESS-X, co-author of Information Modelling: The EXPRESS Way

What is Information Modelling?

Background on EXPRESS

The EXPRESS Language and STEP

Basic EXPRESS Syntax

Introduction to EXPRESS-G

Modelling best practices

Extensibles and Relationships

Subtypes and Supertypes

Global Constraints and Schemas

Rule Principles

Local and Global Rules

Recursion in EXPRESS

Built-in Functions for Rules

Modelling exercises

Answers to exercises

EXPRESS — Cars

EXPRESS-G — Cars

EXPRESS — Car registration

EXPRESS & STEP in Practice

Contributed by Jotne EPM Technology — 15 modules covering the ISO 10303 ecosystem beyond the core language

Learn EXPRESS

EXPRESS Language Reference Course

EXPRESS & STEP in Practice

EXPRESS Language Reference Course

What is Information Modelling?

Background on EXPRESS

The EXPRESS Language and STEP

Basic EXPRESS Syntax

Introduction to EXPRESS-G

Modelling best practices

Extensibles and Relationships

Subtypes and Supertypes

Global Constraints and Schemas

Rule Principles

Local and Global Rules

Recursion in EXPRESS

Built-in Functions for Rules

Modelling exercises

Answers to exercises

EXPRESS — Cars

EXPRESS-G — Cars

EXPRESS — Car registration

EXPRESS & STEP in Practice

Introduction to ISO 10303

The EXPRESS Language

EXPRESS Edition 2

EXPRESS Data Management

EXPRESS-G Visualization

EXPRESS-G in Practice

The EXPRESS-X Language

Validation and Execution

STEP Part 21 File Format

STEP Part 28 XML Format

Querying EXPRESS Data

Business Rules in EXPRESS

SDAI and Data Access

Programming with SDAI

Introduction to PLCS