give function a more descriptive name

cmd/pell.go

@@ -45,8 +45,8 @@ func pell(cmd *cobra.Command, args []string) {
 	h := big.NewInt(1)
 	k := big.NewInt(0)
 
-	seq(h, hprev, a0)
-	seq(k, kprev, a0)
+	gaussianBrackets(h, hprev, a0)
+	gaussianBrackets(k, kprev, a0)
 
 	for i := 0; true; i = (i + 1) % len(repetend) {
 		foo := new(big.Int).Exp(k, big.NewInt(2), nil)
@@ -60,8 +60,8 @@ func pell(cmd *cobra.Command, args []string) {
 		}
 
 		a := repetend[i]
-		seq(h, hprev, a)
-		seq(k, kprev, a)
+		gaussianBrackets(h, hprev, a)
+		gaussianBrackets(k, kprev, a)
 	}
 }