diff --git a/utils.sml b/utils.sml
index c4d42aa..9bb4c9b 100644
--- a/utils.sml
+++ b/utils.sml
@@ -1,46 +1,45 @@
-fun time_func title f =
+fun timeFun title f =
   let
     val title = String.concat ["Starting ", title, "..."]
     val _ = (print title)
-    val start_time = Time.now ()
-    val start_time = Time.toNanoseconds start_time
+    val startTime = Time.now ()
+    val startTime = Time.toNanoseconds startTime
     val x = f ()
-    val end_time = Time.now ()
-    val end_time = Time.toNanoseconds end_time
-    val time_diff = end_time - start_time
-    val time_diff = LargeInt.toString time_diff
-    val time_took = String.concat ["took ", time_diff, " nanoseconds\n"]
-    val _ = (print time_took)
+    val endTime = Time.now ()
+    val endTime = Time.toNanoseconds endTime
+    val timeDiff = endTime - startTime
+    val timeDiff = LargeInt.toString timeDiff
+    val timeTook = String.concat ["took ", timeDiff, " nanoseconds\n"]
+    val _ = (print timeTook)
   in
     x
   end
 
-fun run_txns arr =
+fun runTxns arr =
   Vector.foldl
-    (fn ((pos, del_num, ins_str), rope) =>
+    (fn ((pos, delNum, insStr), rope) =>
        let
+         val rope = if delNum > 0 then Rope.delete (pos, delNum, rope) else rope
+         val strSize = String.size insStr
          val rope =
-           if del_num > 0 then Rope.delete (pos, del_num, rope) else rope
-         val str_size = String.size ins_str
-         val rope =
-           if str_size > 0 then Rope.insert (pos, ins_str, rope) else rope
+           if strSize > 0 then Rope.insert (pos, insStr, rope) else rope
        in
          rope
        end) Rope.empty arr
 
-fun run_txns_time title arr =
-  let val f = (fn () => run_txns arr)
-  in time_func title f
+fun runTxnsTime title arr =
+  let val f = (fn () => runTxns arr)
+  in timeFun title f
   end
 
-fun run_to_string rope = Rope.toString rope
+fun runToString rope = Rope.toString rope
 
-fun run_to_string_time title rope =
-  let val f = (fn () => run_to_string rope)
-  in time_func title f
+fun runToStringTime title rope =
+  let val f = (fn () => runToString rope)
+  in timeFun title f
   end
 
-fun run_txns_1000_times (counter, arr, total) =
+fun runTxns1000Times (counter, arr, total) =
   if counter = 1000 then
     let
       val divisor = Int.toLarge 1000
@@ -51,21 +50,21 @@ fun run_txns_1000_times (counter, arr, total) =
     end
   else
     let
-      val start_time = Time.now ()
-      val start_time = Time.toNanoseconds start_time
+      val startTime = Time.now ()
+      val startTime = Time.toNanoseconds startTime
 
-      val _ = run_txns arr
+      val _ = runTxns arr
 
-      val end_time = Time.now ()
-      val end_time = Time.toNanoseconds end_time
-      val time_diff = end_time - start_time
+      val endTime = Time.now ()
+      val endTime = Time.toNanoseconds endTime
+      val timeDiff = endTime - startTime
       val counter = counter + 1
-      val total = time_diff + total
+      val total = timeDiff + total
     in
-      run_txns_1000_times (counter, arr, total)
+      runTxns1000Times (counter, arr, total)
     end
 
-fun write_file filename acc =
+fun writeFile filename acc =
   let
     val str = String.concatWith "," acc
     val fd = TextIO.openOut filename
@@ -78,23 +77,23 @@ fun write_file filename acc =
 fun main () =
   let
     (* Timing benchmarks. *)
-    val start_time = LargeInt.fromInt 0
-    val _ = run_txns_1000_times (999, svelte_arr, start_time)
-    val _ = run_txns_1000_times (999, rust_arr, start_time)
-    val _ = run_txns_1000_times (999, seph_arr, start_time)
-    val _ = run_txns_1000_times (999, automerge_arr, start_time)
+    val startTime = LargeInt.fromInt 0
+    val _ = runTxns1000Times (999, svelte_arr, startTime)
+    val _ = runTxns1000Times (999, rust_arr, startTime)
+    val _ = runTxns1000Times (999, seph_arr, startTime)
+    val _ = runTxns1000Times (999, automerge_arr, startTime)
 
     (* Tests that line metadata is correct; will fail if incorrect. *)
-    val svelte = run_txns svelte_arr
+    val svelte = runTxns svelte_arr
     val _ = Rope.verifyLines svelte
 
-    val rust = run_txns rust_arr
+    val rust = runTxns rust_arr
     val _ = Rope.verifyLines rust
 
-    val seph = run_txns seph_arr
+    val seph = runTxns seph_arr
     val _ = Rope.verifyLines seph
 
-    val automerge = run_txns automerge_arr
+    val automerge = runTxns automerge_arr
     val _ = Rope.verifyLines automerge
   in
     ()