diff --git a/src/game/game_097aa0.c b/src/game/game_097aa0.c
index e88600261..c9dc6e807 100644
--- a/src/game/game_097aa0.c
+++ b/src/game/game_097aa0.c
@@ -6,38 +6,27 @@
 #include "data.h"
 #include "types.h"
 
-GLOBAL_ASM(
-glabel func0f097aa0
-/*  f097aa0:	3c013f80 */ 	lui	$at,0x3f80
-/*  f097aa4:	44819000 */ 	mtc1	$at,$f18
-/*  f097aa8:	27bdffe0 */ 	addiu	$sp,$sp,-32
-/*  f097aac:	f7b80018 */ 	sdc1	$f24,0x18($sp)
-/*  f097ab0:	46126101 */ 	sub.s	$f4,$f12,$f18
-/*  f097ab4:	f7b60010 */ 	sdc1	$f22,0x10($sp)
-/*  f097ab8:	3c014000 */ 	lui	$at,0x4000
-/*  f097abc:	46126180 */ 	add.s	$f6,$f12,$f18
-/*  f097ac0:	44808000 */ 	mtc1	$zero,$f16
-/*  f097ac4:	4481b000 */ 	mtc1	$at,$f22
-/*  f097ac8:	4480c000 */ 	mtc1	$zero,$f24
-/*  f097acc:	46062003 */ 	div.s	$f0,$f4,$f6
-/*  f097ad0:	f7b40008 */ 	sdc1	$f20,0x8($sp)
-/*  f097ad4:	46000382 */ 	mul.s	$f14,$f0,$f0
-/*  f097ad8:	46000086 */ 	mov.s	$f2,$f0
-/*  f097adc:	46120503 */ 	div.s	$f20,$f0,$f18
-.L0f097ae0:
-/*  f097ae0:	460e1082 */ 	mul.s	$f2,$f2,$f14
-/*  f097ae4:	46169480 */ 	add.s	$f18,$f18,$f22
-/*  f097ae8:	4618a032 */ 	c.eq.s	$f20,$f24
-/*  f097aec:	46148400 */ 	add.s	$f16,$f16,$f20
-/*  f097af0:	4502fffb */ 	bc1fl	.L0f097ae0
-/*  f097af4:	46120503 */ 	div.s	$f20,$f0,$f18
-/*  f097af8:	d7b40008 */ 	ldc1	$f20,0x8($sp)
-/*  f097afc:	d7b60010 */ 	ldc1	$f22,0x10($sp)
-/*  f097b00:	d7b80018 */ 	ldc1	$f24,0x18($sp)
-/*  f097b04:	27bd0020 */ 	addiu	$sp,$sp,0x20
-/*  f097b08:	03e00008 */ 	jr	$ra
-/*  f097b0c:	46108000 */ 	add.s	$f0,$f16,$f16
-);
+f32 func0f097aa0(f32 arg0)
+{
+	f32 f16;
+	f32 f20;
+	f32 f18;
+	f32 f0 = (arg0 - 1) / (arg0 + 1);
+	f32 f2 = f0;
+	f32 f14 = f0 * f0;
+
+	f16 = 0;
+	f18 = 1;
+
+	do {
+		f2 *= f14;
+		f20 = f0 / f18;
+		f16 += f20;
+		f18 += 2;
+	} while (f20 != 0.0f);
+
+	return f16 + f16;
+}
 
 f32 func0f097b10(f32 arg0, f32 arg1)
 {