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UML Diagrams
Zicomi Systems publishes some UML example diagrams online from the world famous UML dictionary.
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Version 2.5 Released
Zicomi Systems is delighted to announce that version 2.5 of Zicomi Mentor is released. With support for UML 2.0 and all thirteen UML diagrams
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Zicomi Systems' Director
speaks about the UML at Objects by Design - an informative interview
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Partner Programme
Zicom Systems is delighted to announce a new world wide partner programme, become a partner today.
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OMG Member
Zicom Systems is made a member of the OMG!

Create Success - Reduce Risk - Ensure Compliance

We provide training, mentoring and consulting services and products that will help you model your business and software systems. Modeling can save your organisation a great deal of time and money and free up your resources to concentrate on your business. Modeling is both an art and a science and requires experience that comes from working across disciplines and industries. We provide solutions in UML, BPMN and related specifications.

Zicomi Systems markets a world famous UML dictionary that is used in thousands of organisations in more than 70 countries. It includes:

hundreds of interactive example UML diagrams
comprehensive explanations of UML 2
can be used as a UML tutorial
hints, tips and usage guidelines
self-paced quizzes
Online UML Dictionary

The product is easy to use, intuitive and can be used by business and technical people providing a reference that is appropriate for beginners and experts alike...
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Today's UML Element

State Invariant

A state invariant is an interaction fragment that places a constraint on the state of the lifeline on which it is located. The lifeline represents a set of instances and the constraint applies to these instan... more...

Today's Testimonial

"As a developer of UML training courses I have found Zicom Mentor to be an invaluable reference tool. It provides me with clear, concise definitions of UML elements coupled with interactive examples of actual UML models. I never fail to recommend it to my course participants."

Phil Robinson
Principle Consultant
Lonsdale Systems

Today's Thought Leader

Leonhard Euler (1707 - 1783)

Euler was a Swiss Mathematician and worked in many areas of pure mathematics. He is credited as being the father of graph theory when in 1736 he published a solution to the Koenigsberg bridges' problem, over the two branches of the Pregel River. The UML depends on graph theory - each UML diagram is essentially a graph.

Unified Modeling Language and UML are either registered

trademarks or trademarks of Object Management Group, Inc. in the

United States and/or other countries.