المستخلص: |
We are hiring in this reaserch for the ways of digital cash without internet with using general insurance tools . First,we give the way of how to spend coins without net with using non-interactive arguments empty from knowledge with previous treatment. In stead of these model and with the use of the others general insurance tools , we clarify how to gain the susceptibility property to devide coins and give a technic to avoid the coins double spending. I consider chaum and pedersen a model which banks discover in it the creator of the double spending coins directly after deposing it So, we proove in this model that the transferred coins will be multiplying Transferred coins is increasing. We will consider a different model ans proove how to have the opportunity of the transformation of coins without any increase
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