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bondingcurve's Introduction

BondingCurve

Node.js CI

This is sample bonding curve contract wrtten for aeternity blockchain. It is written in Sophia programming language and uses custom rational numbers library.

Computation of prices is performed with use of Bancor Formula.

Notes

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bondingcurve's Issues

Buy/Sell events

Log and expose additional events for the bonding curve contract.

Buy/Sell events so we can track historically the price and the movement of the tokens via the curve contract.

fields: price, amount, token contract address, account

Document how these behave

BondingCurve/contracts/BondCurveLinear.aes

Lines 32 to 44 in 74a947e

// Returns the current buy price
entrypoint
buy_price : int => int
buy_price(0) = Frac.round(init_buy_price())
buy_price(total_supply: int) : int =
Frac.ceil(buy_curve(Frac.from_int(total_supply)))
// Returns the current sell price
entrypoint
sell_price : int => int
sell_price(0) = Frac.round(init_sell_price())
sell_price(total_supply: int) : int =
Frac.ceil(sell_curve(Frac.from_int(total_supply)))

  • rounding
  • approximation
  • ...

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