Ülo Parts defends his Thesis

• The dissertation has started, the defendant has given his lectio precursora and the opponent is stunned

• A difficult question

• Let me see... the answer is right here, if I could only find it..

• Maybe I should explain it on the blackboard

• The custodian is listening attentively, so far not very serious fighting - maybe a mediator will not be needed after all...

• Listen to the man, he is talking sense...

• I did it ... did I?

• We did it, - congratulations...

• Who said that a vortex sheet in superfluid 3He has no practical application - it's a marvellous model for decorating a cake

• Let's get down to serious business - finally