To help us deal with your request as quickly as possible, please add your license information below.  You can find this by opening DIANA, go to the Help Menu and select "About DIANA Interactive Environment"

Please include international dialling code
How would you like to be contacted?
At DIANA FEA BV we respect your privacy, with this in mind we have a comprehensive privacy policy, in order to respond to your request, we ask that you read our policy
3 + 0 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.