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MinterTeam · Jan 29, 2019 · e637a17 · e637a17
1 parent 9622ece
commit e637a17
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Showing 3 changed files with 14 additions and 2 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,13 @@
 # Changelog
 
+## 0.11.1
+
+BREAKING CHANGES
+
+- [core] Fix coin convert issue
+
 ## 0.11.0
+
 BREAKING CHANGES
 
 - [core] Fix coin convert issue

diff --git a/formula/formula.go b/formula/formula.go
@@ -94,6 +94,11 @@ func CalculateSaleReturn(supply *big.Int, reserve *big.Int, crr uint, sellAmount
 
 	res := newFloat(0).Quo(tSellAmount, tSupply)      // sellAmount / supply
 	res.Sub(newFloat(1), res)                         // (1 - sellAmount / supply)
+
+	if res.Cmp(big.NewFloat(0)) == -1 {
+		return big.NewInt(0)
+	}
+
 	res = math.Pow(res, newFloat(100/(float64(crr)))) // (1 - sellAmount / supply) ^ (100 / crr)
 	res.Sub(newFloat(1), res)                         // (1 - (1 - sellAmount / supply) ^ (1 / (crr / 100)))
 	res.Mul(res, tReserve)                            // reserve * (1 - (1 - sellAmount / supply) ^ (1 / (crr / 100)))

diff --git a/version/version.go b/version/version.go
@@ -4,14 +4,14 @@ package version
 const (
 	Maj = "0"
 	Min = "11"
-	Fix = "0"
+	Fix = "1"
 
 	AppVer = 2
 )
 
 var (
 	// Must be a string because scripts like dist.sh read this file.
-	Version = "0.11.0"
+	Version = "0.11.1"
 
 	// GitCommit is the current HEAD set using ldflags.
 	GitCommit string