{VERSION 4 0 "IBM INTEL NT" "4.0" } {USTYLETAB {CSTYLE "Maple Input" -1 0 "Courier" 0 1 255 0 0 1 0 1 0 0 1 0 0 0 0 1 }{CSTYLE "2D Math" -1 2 "Times" 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 1 }{CSTYLE "Hyperlink" -1 17 "" 0 1 0 128 128 1 0 0 1 0 0 0 0 0 0 1 }{CSTYLE "2D Comment" 2 18 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 } {CSTYLE "" 0 21 "" 0 1 0 0 0 1 0 0 0 0 2 0 0 0 0 1 }{CSTYLE "Help Head ing" -1 26 "" 1 14 0 0 0 0 0 1 0 0 0 0 0 0 0 1 }{PSTYLE "Normal" -1 0 1 {CSTYLE "" -1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 }0 0 0 -1 -1 -1 0 0 0 0 0 0 -1 0 }{PSTYLE "Text Output" -1 2 1 {CSTYLE "" -1 -1 "Couri er" 1 10 0 0 255 1 0 0 0 0 0 1 3 0 0 1 }1 0 0 -1 -1 -1 0 0 0 0 0 0 -1 0 }{PSTYLE "Heading 1" 0 3 1 {CSTYLE "" -1 -1 "" 1 18 0 0 0 0 0 1 0 0 0 0 0 0 0 1 }1 0 0 0 6 6 0 0 0 0 0 0 -1 0 }{PSTYLE "Warning" 2 7 1 {CSTYLE "" -1 -1 "" 0 1 0 0 255 1 0 0 0 0 0 0 1 0 0 1 }0 0 0 -1 -1 -1 0 0 0 0 0 0 -1 0 }{PSTYLE "Error" 7 8 1 {CSTYLE "" -1 -1 "" 0 1 255 0 255 1 0 0 0 0 0 0 0 0 0 1 }0 0 0 -1 -1 -1 0 0 0 0 0 0 -1 0 }} {SECT 0 {SECT 0 {PARA 0 "" 0 "" {TEXT 26 6 "Error:" }{TEXT -1 85 " un known or bad optional argument (there are several versions of this err or message)" }}{PARA 0 "" 0 "" {TEXT -1 0 "" }}{PARA 0 "" 0 "" {TEXT -1 331 "The plotting commands have many options, which are all specifi ed in the form of equations. An error occurs if an option is not give n as an equation, if the option specified is not one of the possible o ptions for the command (e.g. it may be misspelled), or if the value fo r the option is not of the correct type. See the help page " } {HYPERLNK 17 "plot[options]" 2 "plot,options" "" }{TEXT -1 4 " or " } {HYPERLNK 17 "plot3d[options]" 2 "plot3d,options" "" }{TEXT -1 38 " fo r the correct form for each option." }}{PARA 0 "" 0 "" {TEXT -1 0 "" } }{PARA 0 "" 0 "" {TEXT -1 133 "Note in particular that although the va lues of the options can in many cases be written either all in lowerca se or all in uppercase (" }{MPLTEXT 0 21 10 "axes=frame" }{TEXT -1 4 " or " }{MPLTEXT 0 21 10 "axes=FRAME" }{TEXT -1 46 "), the option name \+ should always be lowercase." }}{PARA 0 "" 0 "" {TEXT -1 0 "" }}{PARA 0 "" 0 "" {TEXT -1 19 "The values for the " }{MPLTEXT 0 21 5 "title" } {TEXT -1 42 " option must be a string or name, and for " }{MPLTEXT 0 21 6 "labels" }{TEXT -1 241 " you need a list of them. In order to pu t a mathematical expression in the title or an axis label, you need to convert it to a string or name. When you do this, the result is wr itten in Maple input format rather than being typeset, e.g. " } {XPPEDIT 18 0 "int(x^2, x)" "6#-%$intG6$*$%\"xG\"\"#F'" }{TEXT -1 9 " \+ becomes " }{MPLTEXT 0 21 10 "Int(x^2,x)" }{TEXT -1 50 ". However, it \+ is possible to do some tricks with " }{MPLTEXT 0 21 8 "textplot" } {TEXT -1 9 " and the " }{MPLTEXT 0 21 6 "SYMBOL" }{TEXT -1 39 " font: \+ see the Maple Advisor help page " }{HYPERLNK 17 "Greek letters and oth er symbols in plots" 2 "Greek_letters_and_other_symbols_in_plots" "" } {TEXT -1 1 "." }}{PARA 0 "" 0 "" {TEXT -1 0 "" }}{PARA 0 "" 0 "" {TEXT -1 424 "These errors can also occur if you have used the name of the option or a name which is the value of the option as a variable a nd assigned it a value. This is possible because these names are not \+ protected. When the arguments to the plot command are evaluated, the \+ value is substituted for the name, resulting in the error. If you mus t use these names as variables, you can use quotes to prevent them fro m being evaluated." }}}{SECT 0 {PARA 3 "" 0 "" {TEXT 26 9 "Examples:" }}{PARA 0 "" 0 "" {TEXT -1 32 "Option not given as an equation:" }} {EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 40 "plot3d(x+y,x=0..1,y=0..1,tit le[sample]);" }}{PARA 8 "" 1 "" {TEXT -1 56 "Error, (in plot3d) bad op tional argument, title[sample]\n" }}}{PARA 0 "" 0 "" {TEXT -1 32 "Opti ons must not be capitalized:" }}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 41 "plot3d(x+y,x=0..1,y=0..1,TITLE=`sample`);" }}{PARA 8 "" 1 "" {TEXT -1 78 "Error, (in plot3d/options3d) unknown or bad optional argu ment, TITLE = sample\n" }}}{PARA 0 "" 0 "" {TEXT -1 64 "Option is of t he wrong type (it should be a string, not a list):" }}{EXCHG {PARA 0 " > " 0 "" {MPLTEXT 1 0 41 "plot3d(x+y,x=0..1,y=0..1,title=[sample]);" } }{PARA 8 "" 1 "" {TEXT -1 80 "Error, (in plot3d/options3d) unknown or \+ bad optional argument, title = [sample]\n" }}}{PARA 0 "" 0 "" {TEXT -1 40 "Option or option value assigned a value:" }}{EXCHG {PARA 0 "> \+ " 0 "" {MPLTEXT 1 0 38 "axes:= `foo`:\nplot(x,x=0..1,axes=box);" }} {PARA 8 "" 1 "" {TEXT -1 62 "Error, (in plot/options2d) unknown or bad argument, foo = box\n" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 34 "f oo:= 1:\nplot(x,x=0..1,title=foo);" }}{PARA 8 "" 1 "" {TEXT -1 62 "Err or, (in plot/options2d) unknown or bad argument, title = 1\n" }}} {PARA 0 "" 0 "" {TEXT -1 48 "Quotes delay evaluation, so the following works:" }}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 38 "plot(x,x=0..1,tit le='foo','axes'=box);" }{TEXT -1 0 "" }}}{PARA 0 "" 0 "" {TEXT -1 27 " Math expression in a title:" }}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 36 "f:=sin(1/x):\nplot(f,x=0..1,title=f);" }}{PARA 8 "" 1 "" {TEXT -1 69 "Error, (in plot/options2d) unknown or bad argument, title = sin(1/ x)\n" }}}{PARA 0 "" 0 "" {TEXT -1 39 "Make the math expression into a \+ string:" }}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 39 "plot(f,x=0..1,tit le=convert(f,string));" }{TEXT -1 0 "" }}}}{SECT 0 {PARA 0 "" 0 "" {TEXT 26 9 "See also:" }{TEXT -1 1 " " }{HYPERLNK 17 "plot[options]" 2 "plot,options" "" }{TEXT -1 2 ", " }{HYPERLNK 17 "plot3d[options]" 2 "plot3d,options" "" }{TEXT -1 2 ", " }{HYPERLNK 17 "Unevaluated expr essions" 2 "uneval" "" }}}{SECT 0 {PARA 0 "" 0 "" {TEXT 26 22 "Maple A dvisor Database" }{TEXT -1 18 " R. Israel, 1997" }}}{PARA 0 "" 0 "" {TEXT -1 0 "" }}}{MARK "1 11 0 0" 38 }{VIEWOPTS 1 1 0 1 1 1803 1 1 1 1 }{PAGENUMBERS 0 1 2 33 1 1 }