#nan
# -1 negative -------
# -2 negativer
-# 0 zero ------------=|
-# .0 zeroer ------------=|
-#-00 zeroest ------------=|
+# 0 zero ----------<-=|
+# .0 zeroer ----------<-=|
+#-00 zeroest ----------<-=|
#
-#1.5 positive ------------=|-----------
+#1.5 positive ----------<-=|-----------