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visits member for 2 years, 9 months
seen Nov 10 at 21:16

Nov
1
asked What's the difference between these two ways of specifying dependent packages?
Nov
1
accepted Is there a way to “lock” some cells in a notebook?
Oct
31
comment Is there a way to “lock” some cells in a notebook?
How to resolve it? Can it be resolved without being deleted?
Oct
31
asked Is there a way to “lock” some cells in a notebook?
Oct
31
awarded  Teacher
Oct
31
answered Is it possible to print more than last line with Get (<<) without using Print commands?
Oct
29
comment Implementing a For (?) or series or loop (?) for individual results for every x to n
Can't you import the whole spreadsheet (.xls etc.) and manipulate the data in Mathematica session then write them back, rather then read 2 rows each time?
Oct
29
revised How to find local minima of a multivariate function with singularity?
deleted 1 characters in body
Oct
29
comment How to find local minima of a multivariate function with singularity?
I'm still not exactly sure why converting Indeterminate to $MaxMachineNumber is safe that no $-\infty$ will not be mistakenly converted.
Oct
29
comment How to create a dynamically self-updating table of content for a notebook?
How to quickly collapse and un-collapse?
Oct
29
comment How to find local minima of a multivariate function with singularity?
Could you explain a little that why when Sigmoid returns exactly 0 or 1, there will then be a Indeterminate? Is it that y_i - Sigmoid[...] is somehow used as a denominator in the computation?
Oct
29
revised How to find local minima of a multivariate function with singularity?
deleted 1 characters in body
Oct
29
revised How to find local minima of a multivariate function with singularity?
deleted 1 characters in body
Oct
29
accepted How to find local minima of a multivariate function with singularity?
Oct
29
comment How to find local minima of a multivariate function with singularity?
@acl: Added data set.
Oct
29
revised How to find local minima of a multivariate function with singularity?
added 4545 characters in body
Oct
28
revised How to find local minima of a multivariate function with singularity?
added 461 characters in body
Oct
28
asked How to create a dynamically self-updating table of content for a notebook?
Oct
28
accepted How to create symbol whose name has subscript?
Oct
27
revised How to find local minima of a multivariate function with singularity?
edited title