ZonkFactoryV3.curveOf(token) and indexed with the launch.
Public trading methods
acceptedGross below submittedGross and a refund when the input exceeds the terminal requirement. Sells use transferFrom, so the curve needs sufficient token allowance.
The curve tracks soldSupply, activeEthReserve, terminalGraduationReserve, graduationEthForwarded, and graduated. Unaccounted forced ETH is excluded from curve math. Once graduated, both quote and trade entry points reject further curve trading.