jdk/src/java.base/share/classes/java/math/MutableBigInteger.java

@@ -1876,11 +1876,11 @@
      * Jr., <i>Hacker's Delight (2nd ed.)</i> (Addison Wesley, 2013), 279-282.
      *
      * @throws ArithmeticException if the value returned by {@code bitLength()}
      * overflows the range of {@code int}.
      * @return the integer square root of {@code this}
-     * @since 1.9
+     * @since 9
      */
     MutableBigInteger sqrt() {
         // Special cases.
         if (this.isZero()) {
             return new MutableBigInteger(0);