Update of /cvsroot/stack/stack-1-0/lang/en/doc
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv7839/lang/en/doc
Modified Files:
student_factsformula.php
Log Message:
Index: student_factsformula.php
===================================================================
RCS file: /cvsroot/stack/stack-1-0/lang/en/doc/student_factsformula.php,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -d -r1.1 -r1.2
*** student_factsformula.php 27 Jun 2005 08:26:41 -0000 1.1
--- student_factsformula.php 1 Jul 2005 10:30:21 -0000 1.2
***************
*** 21,23 ****
--- 21,33 ----
$$ or, using alternative notation, $$ (g(f(x)))\' = f\'(x)g\'(f(x)). $$';
+ $stackFact['calc_quotient_rule']['name'] = 'The quotient rule';
+ $stackFact['calc_quotient_rule']['fact'] = 'The quotient rule for differentiation states that for any two differentiable functions $f(x)$ and $g(x)$,
+ \[\frac{d}{dx}\left(\frac{f}{g}\right)=\frac{\frac{df}{dx}\cdot g - f\cdot \frac{dg}{dx}}{g^2}. \]';
+
+ // . concatinates (joins) strings together.
+ $stackFact['calc_rules']['name'] = 'Calculus rules';
+ $stackFact['calc_rules']['fact'] = $stackFact['calc_product_rule']['fact'].'Another rule'.$stackFact['calc_quotient_rule']['fact'];
+
+ //show_array($stackFact);
+
?>
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