code: public JcNumber cot() {
  		JcNumber ret = new JcNumber(null, this.argument,
  				new FunctionInstance(FUNCTION.Math.COT, 1));
  		QueryRecorder.recordInvocationConditional(this, "cot", ret);
  		return ret;
  	}
docs: <div color='red' style="font-size:24px;color:red"><b><i><u>JCYPHER</u></i></b></div>
  <div color='red' style="font-size:18px;color:red"><i>return the cotangent of a number, in radians.</i></div>
  <div color='red' style="font-size:18px;color:red"><i>The number argument is the one to which this function is appended,</i></div>
  <div color='red' style="font-size:18px;color:red"><i>in accordance to a post-fix notation.</i></div>
  <div color='red' style="font-size:18px;color:red"><i>e.g. <b>n.numberProperty("number").math().cot()</b></i></div>
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