diff --git a/src/lib.rs b/src/lib.rs
index 56d7479..2f0c7f9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -37,4 +37,12 @@ pub mod atanf;
 #[path = "math/atanh.rs"]
 pub mod atanh;
 #[path = "math/atanhf.rs"]
-pub mod atanhf;
\ No newline at end of file
+pub mod atanhf;
+#[path = "math/cbrt.rs"]
+pub mod cbrt;
+#[path = "math/cbrtf.rs"]
+pub mod cbrtf;
+#[path = "math/ceil.rs"]
+pub mod ceil;
+#[path = "math/ceilf.rs"]
+pub mod ceilf;
\ No newline at end of file
diff --git a/src/math/cbrt.rs b/src/math/cbrt.rs
new file mode 100644
index 0000000..0075004
--- /dev/null
+++ b/src/math/cbrt.rs
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/cbrt.rs
+ *
+ * The cbrt function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn cbrt(x: f64) -> f64 {
+    libm::cbrt(x)
+}
\ No newline at end of file
diff --git a/src/math/cbrtf.rs b/src/math/cbrtf.rs
new file mode 100644
index 0000000..25a3c45
--- /dev/null
+++ b/src/math/cbrtf.rs
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/cbrtf.rs
+ *
+ * The cbrtf function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn cbrtf(x: f32) -> f32 {
+    libm::cbrtf(x)
+}
\ No newline at end of file
diff --git a/src/math/ceil.rs b/src/math/ceil.rs
new file mode 100644
index 0000000..db838e7
--- /dev/null
+++ b/src/math/ceil.rs
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/ceil.rs
+ *
+ * The ceil function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn ceil(x: f64) -> f64 {
+    libm::ceil(x)
+}
\ No newline at end of file
diff --git a/src/math/ceilf.rs b/src/math/ceilf.rs
new file mode 100644
index 0000000..59fab7e
--- /dev/null
+++ b/src/math/ceilf.rs
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/ceilf.rs
+ *
+ * The ceilf function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn ceilf(x: f32) -> f32 {
+    libm::ceilf(x)
+}
\ No newline at end of file