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# Requirement Specification
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# Requirement Specification
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## Assumptions
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* fixed overall budget: the sum of all balances does not change over time
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* fixed overall budget: the sum of all balances does not change over time
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* has a maximum value
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* has a maximum value
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* fixed number of nodes
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* fixed number of nodes
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* no join / leave
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* no join (if local network) / leave
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* every node knows all neighbors, relationship to peers? The network can not be dissected.
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* every node knows all neighbors, relationship to peers? The network can not be dissected.
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* money can be sent between nodes (transaction)
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* there is no persistence
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## Transactions
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* money can be sent between nodes
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* balance >= 0
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* balance >= 0
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* money request (negative amount) possible?
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* money request (negative amount) possible?
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* transactions have a TTL
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* transactions have a TTL
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* there is no persistence
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## Remote
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* Contradicts the static amount and links of nodes
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* If remote is possible, a join action is needed
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