Re: Symbolic Formula
- To: mathgroup at smc.vnet.net
- Subject: [mg106363] Re: Symbolic Formula
- From: John <jwa0 at lehigh.edu>
- Date: Sun, 10 Jan 2010 03:31:17 -0500 (EST)
- References: <hi6t74$a7b$1@smc.vnet.net>
On Jan 8, 4:17 am, John <j... at lehigh.edu> wrote: > Mathematica 6, Windows XP > > The left-hand-side of the equality appearing below is shorthand > notation for the the probability that would be computed, if the right > hand side was evaluated for specified values of n and p. The > appearance of the equality is suitable for displaying in class on a > projector. > > Grid[{{"P(X=j|n,p)=", Binomial[n, j] // TraditionalForm , > "\!\(\*SuperscriptBox[\"p\", \ > \"j\"]\)(1-p\!\(\*SuperscriptBox[\")\", > RowBox[{\"n\", \"-\", \"j\"}]]\)"}}, Frame -> True, > Spacings -> {.5, 2}, > ItemStyle -> Directive[FontFamily -> "Tahoma", Bold, 24]] > > The cumulative distribution function includes a summation sign on the > right-hand-side of the equality, but the appearance of my attempts to > insert the summation sign are not acceptable. > > Appearance matters because the equality is displayed on a projector > and viewed by students in class. > > John Addendum: I started with the following: TraditionalForm /@ {Sum[( { {n}, {i} } ), {i, 0, j}]} Manually removed the curly brackets from previous output, and used the palette to add the remainder of the formula. \!\(\* TagBox[ FormBox[ RowBox[{ UnderoverscriptBox["\[Sum]", RowBox[{"i", "=", "0"}], "j"], RowBox[{"(", "\[NoBreak]", GridBox[{ {"n"}, {"i"} }, GridBoxAlignment->{ "Columns" -> {{Left}}, "ColumnsIndexed" -> {}, "Rows" -> {{Baseline}}, "RowsIndexed" -> {}}, GridBoxSpacings->{"Columns" -> { Offset[0.27999999999999997`], { Offset[0.7]}, Offset[0.27999999999999997`]}, "ColumnsIndexed" -> {}, "Rows" -> { Offset[0.2], { Offset[0.4]}, Offset[0.2]}, "RowsIndexed" -> {}}], "\[NoBreak]", ")"}]}], TraditionalForm], TraditionalForm, Editable->True]\) p^i (1 - p)^(n - i) What appears above is exactly what I want except that it is too small to be viewed on a projector. How do I make it bigger? John