# Difference between revisions of "Calculus:Error log"

From Calculus

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! Page !! Error description !! Version where it was introduced !! Version where it was corrected !! Why error? Why not caught? ("I" refers to [[User:Vipul|Vipul]]) | ! Page !! Error description !! Version where it was introduced !! Version where it was corrected !! Why error? Why not caught? ("I" refers to [[User:Vipul|Vipul]]) | ||

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− | | [[product rule for partial differentiation]] || | + | | [[product rule for partial differentiation]] || directional derivative instead of gradient at one place, and a bunch of minor typos, missing open parenthesis, use of <math>\cdot</math> for function product at one place (might confuse with dot product), and extraneous statements like "let <math>\overline{u}</math> be a unit vector" in definition components where no unit vector was needed. || || [http://calculus.subwiki.org/w/index.php?title=Product_rule_for_partial_differentiation&oldid=1059 April 1, 2012] || didn't revisit page often enough |

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| [[partial derivative]] || Had "x" in place of "y" in one of the derivative descriptions/definitions. || [http://calculus.subwiki.org/w/index.php?title=Partial_derivative&direction=prev&oldid=721 December 17, 2011] || [http://calculus.subwiki.org/w/index.php?title=Partial_derivative&oldid=1009 April 1, 2012] || Didn't revisit page often enough | | [[partial derivative]] || Had "x" in place of "y" in one of the derivative descriptions/definitions. || [http://calculus.subwiki.org/w/index.php?title=Partial_derivative&direction=prev&oldid=721 December 17, 2011] || [http://calculus.subwiki.org/w/index.php?title=Partial_derivative&oldid=1009 April 1, 2012] || Didn't revisit page often enough | ||

|} | |} |

## Revision as of 16:07, 2 April 2012

Did you find something that looks like an error (or possible error) to you? Report the error quickly here (anonymous, does *not* require login, but you can optionally provide an email ID to be notified of the fix).

We have just started logging errors. On this page, you will find information about all errors that persisted on the site for more than one month on any page. Note: This applies only to errors that were not fixed by December 18, 2011. Errors fixed before then are not being logged on this page.

Page | Error description | Version where it was introduced | Version where it was corrected | Why error? Why not caught? ("I" refers to Vipul) |
---|---|---|---|---|

product rule for partial differentiation | directional derivative instead of gradient at one place, and a bunch of minor typos, missing open parenthesis, use of for function product at one place (might confuse with dot product), and extraneous statements like "let be a unit vector" in definition components where no unit vector was needed. | April 1, 2012 | didn't revisit page often enough | |

partial derivative | Had "x" in place of "y" in one of the derivative descriptions/definitions. | December 17, 2011 | April 1, 2012 | Didn't revisit page often enough |