Fix order of operations.

PEMDAS

1 files changed, 16 insertions, 1 deletions

diff --git a/src/num.rs b/src/num.rs
index f17c076..10dfea2 100644
--- a/src/num.rs
+++ b/src/num.rs
@@ -1,7 +1,7 @@
 use num_bigint::BigInt;
 use num_traits::cast::ToPrimitive;
 use num_traits::pow::Pow;
-use num_traits::FromPrimitive;
+use num_traits::{FromPrimitive, Signed};
 use std::fmt::{Display, Formatter};
 
 pub enum Num {
@@ -128,6 +128,14 @@ impl Num {
         float(self.as_float().ln())
     }
 
+    pub fn log10(self) -> Num {
+        float(self.as_float().log10())
+    }
+
+    pub fn log2(self) -> Num {
+        float(self.as_float().log2())
+    }
+
     pub fn floor(self) -> Num {
         match self {
             Num::Int(i) => int(i),
@@ -163,6 +171,13 @@ impl Num {
             }
         }
     }
+
+    pub fn abs(self) -> Num {
+        match self {
+            Num::Int(i) => int(i.abs()),
+            Num::Float(f) => float(f.abs()),
+        }
+    }
 }
 
 fn format_float(f: f64) -> String {