diff --git a/asm/code_8045A00.s b/asm/code_8045A00.s
index 77143e088..74b7efc43 100644
--- a/asm/code_8045A00.s
+++ b/asm/code_8045A00.s
@@ -1297,7 +1297,7 @@ _080467BE:
 	adds r0, r7
 	str r0, [r2, 0x4]
 	ldr r0, [sp, 0x10]
-	bl sin_abs_4096
+	bl sin_4096
 	lsls r1, r0, 1
 	adds r1, r0
 	lsls r1, 2
@@ -1809,7 +1809,7 @@ _08046BAA:
 	adds r0, r4, 0
 	bl IncreaseEntityPixelPos
 	mov r0, r10
-	bl sin_abs_4096
+	bl sin_4096
 	add r2, sp, 0x20
 	adds r2, r5
 	lsls r1, r0, 1
diff --git a/asm/code_8046CE4.s b/asm/code_8046CE4.s
index e7544cb38..270377982 100644
--- a/asm/code_8046CE4.s
+++ b/asm/code_8046CE4.s
@@ -755,7 +755,7 @@ _08047726:
 	adds r0, 0xFF
 _08047732:
 	asrs r0, 8
-	bl sin_abs_4096
+	bl sin_4096
 	ldr r2, [sp, 0x30]
 	adds r1, r0, 0
 	muls r1, r2
diff --git a/asm/code_807CD9C.s b/asm/code_807CD9C.s
index 391f34e32..bc96db041 100644
--- a/asm/code_807CD9C.s
+++ b/asm/code_807CD9C.s
@@ -485,7 +485,7 @@ _0807D8B0:
 	adds r0, r4, 0
 	bl IncreaseEntityPixelPos
 	mov r0, r10
-	bl sin_abs_4096
+	bl sin_4096
 	add r2, sp, 0x20
 	adds r2, r5
 	lsls r1, r0, 1
diff --git a/asm/code_807E5AC.s b/asm/code_807E5AC.s
index af8aa17e5..be82e0ed6 100644
--- a/asm/code_807E5AC.s
+++ b/asm/code_807E5AC.s
@@ -2173,7 +2173,7 @@ _0807F794:
 	cmp r0, 0
 	beq _0807F7E6
 	ldr r0, [sp, 0x100]
-	bl sin_abs_4096
+	bl sin_4096
 	lsls r0, 5
 	mov r3, r8
 	str r0, [r3, 0x1C]
diff --git a/include/math.h b/include/math.h
index 08d1bab23..243e67539 100644
--- a/include/math.h
+++ b/include/math.h
@@ -22,7 +22,7 @@ typedef u32 u24_8;
  * This function computes the cosine of of `x` using a lookup table. The period of
  * the function is `4096`, and the range is `[-256, 256]`.
  *
- * @note Mathematically, `cos(abs(t)) = cos(t)`, unlike the case in `sin_abs_4096()` above.
+ * @note Mathematically, `cos(abs(t)) = cos(t)`, unlike the case in `sin_4096()` above.
  *
  * @param[in] x     The value to get the cosine of.
  *
@@ -38,7 +38,7 @@ s32 cos_4096(s32 x);
  *
  * @return          `floor(256 * sin(pi * abs(x) / 2048))` as a signed 32-bit integer.
  */
-s32 sin_abs_4096(s32 x);
+s32 sin_4096(s32 x);
 
 /**
  * This function multiplies two signed 24.8 fixed-point numbers.
diff --git a/src/code_800558C.c b/src/code_800558C.c
index 0fb2ad381..8c54dff9e 100644
--- a/src/code_800558C.c
+++ b/src/code_800558C.c
@@ -536,7 +536,7 @@ void sub_8005838(s32 *a0, u8 kind)
                 k = iVar11;
                 j = iVar11;
                 for (sp10 = 0; sp10 < 0x400; sp10 += spC) {
-                    s32 tmp1 = sin_abs_4096(sp10) * val3 / 256;
+                    s32 tmp1 = sin_4096(sp10) * val3 / 256;
 
                     sp14 = (val2 + tmp1) / 256;
                     r8 = (val2 - tmp1) / 256;
diff --git a/src/code_807CD9C.c b/src/code_807CD9C.c
index de204c76b..99f295bbd 100644
--- a/src/code_807CD9C.c
+++ b/src/code_807CD9C.c
@@ -200,7 +200,7 @@ void sub_807D068(Entity *pokemon, Position *pos)
         pixelY += incrementY;
         local_34.x = pixelX;
         local_34.y = pixelY;
-        pokemon->unk1C = sin_abs_4096(iVar8) * 0xc;
+        pokemon->unk1C = sin_4096(iVar8) * 0xc;
         sub_804535C(pokemon, &local_34);
         if (sub_8045888(pokemon)) {
             sub_803E46C(0x1a);
diff --git a/src/dungeon_move.c b/src/dungeon_move.c
index 21c5ad0e7..850f2c1b1 100644
--- a/src/dungeon_move.c
+++ b/src/dungeon_move.c
@@ -2642,7 +2642,7 @@ void sub_80566F8(Entity *attacker, Move *move, s32 a2, bool8 a3, s32 itemId, s32
                     s32 r2;
 
                     if (a3 != 0) {
-                        r3 = sin_abs_4096(r9 / 256) * var_3C;
+                        r3 = sin_4096(r9 / 256) * var_3C;
                     }
                     else {
                         r3 = 0;
diff --git a/src/math.c b/src/math.c
index 755316248..972407be5 100644
--- a/src/math.c
+++ b/src/math.c
@@ -28,7 +28,7 @@ UNUSED u32 fast_mod_3(s32 x)
     return x % 3;
 }
 
-s32 sin_abs_4096(s32 x)
+s32 sin_4096(s32 x)
 {
     switch (x & 0xc00) {
         case 0x000: