log() Method in java

Java Programming Language Number Class in java (Article) Number Class in java (Program)

867

Program:

<span class="pln"> </span><span class="kwd">public</span><span class="pln"> </span><span class="kwd">class</span><span class="pln"> </span><span class="typ">WrapperlogMethod</span><span class="pln"> </span><span class="pun">{</span><span class="pln">

     </span><span class="kwd">public</span><span class="pln"> </span><span class="kwd">static</span><span class="pln"> </span><span class="kwd">void</span><span class="pln"> main</span><span class="pun">(</span><span class="typ">String</span><span class="pln"> args</span><span class="pun">[])</span><span class="pln"> </span><span class="pun">{</span><span class="pln">
	       </span><span class="kwd">double</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> </span><span class="lit">13.635</span><span class="pun">;</span><span class="pln">
	       </span><span class="kwd">double</span><span class="pln"> y </span><span class="pun">=</span><span class="pln"> </span><span class="lit">3.76</span><span class="pun">;</span><span class="pln">

	       </span><span class="typ">System</span><span class="pun">.</span><span class="kwd">out</span><span class="pun">.</span><span class="pln">printf</span><span class="pun">(</span><span class="str">"The value of e is %.4f%n"</span><span class="pun">,</span><span class="pln"> </span><span class="typ">Math</span><span class="pun">.</span><span class="pln">E</span><span class="pun">);</span><span class="pln">
	       </span><span class="typ">System</span><span class="pun">.</span><span class="kwd">out</span><span class="pun">.</span><span class="pln">printf</span><span class="pun">(</span><span class="str">"log(%.3f) is %.3f%n"</span><span class="pun">,</span><span class="pln"> x</span><span class="pun">,</span><span class="pln"> </span><span class="typ">Math</span><span class="pun">.</span><span class="pln">log</span><span class="pun">(</span><span class="pln">x</span><span class="pun">));</span><span class="pln">
	    </span><span class="pun">}</span><span class="pln">
</span><span class="pun">}</span><span class="pln">


</span><span class="com">/*

Returns the natural logarithm of the argument.

*/</span>

Output:

The value of e is 2.7183
log(13.635) is 2.613
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