diff --git a/morphir/sdk/core/src/morphir/sdk/Basics.scala b/morphir/sdk/core/src/morphir/sdk/Basics.scala
index 7b43798d..3fe25b06 100644
--- a/morphir/sdk/core/src/morphir/sdk/Basics.scala
+++ b/morphir/sdk/core/src/morphir/sdk/Basics.scala
@@ -108,6 +108,10 @@ object Basics {
     if (a < min) min
     else if (a > max) max
     else a
+  @inline def logBase(base: Float, number: Float): Float =
+    divide(scala.math.log(number))(scala.math.log(base))
+  @inline def e: Float =
+    Math.E
   @inline def isNaN(a: Float): Bool      = a.isNaN
   @inline def isInfinite(a: Float): Bool = a.isInfinite