Oracle PL/SQL Tutorial/Numerical Math Functions/ASIN

ASIN(1)

   <source lang="sql">

SQL> select ASIN(1) from dual;

  ASIN(1)

---

1.57079633</source>

ASIN(-1) (2)

   <source lang="sql">

SQL> select ASIN(-1) from dual;

 ASIN(-1)

---

-1.5707963</source>