v1 source pure

Package safemath is checked, non-negative int64 arithmetic for launchpad amounts.

1const (
2	MaxInt64       int64 = 1<<63 - 1
3	BPSDenominator int64 = 10_000
4)

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1func Add(a, b int64) int64

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1func BPS(amount, bps int64) int64

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BPS returns floor(amount*bps/10000) for 0 <= bps <= 10000.

1func Min(a, b int64) int64

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1func Mul(a, b int64) int64

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1func MulDiv(a, b, d int64) int64

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MulDiv returns floor(a*b/d) using a 128-bit intermediate.

1func MulDivUp(a, b, d int64) int64

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MulDivUp returns ceil(a*b/d) using a 128-bit intermediate.

1func Sub(a, b int64) int64

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