{VERSION 3 0 "IBM INTEL LINUX" "3.0" } {USTYLETAB {CSTYLE "Maple Input" -1 0 "Courier" 0 1 255 0 0 1 0 1 0 0 1 0 0 0 0 }{CSTYLE "Hyperlink" -1 17 "" 0 1 0 128 128 1 0 0 1 0 0 0 0 0 0 }{CSTYLE "" 0 21 "" 0 1 0 0 0 1 0 0 0 0 2 0 0 0 0 }{CSTYLE "Help H eading" -1 26 "" 1 14 0 0 0 0 0 1 0 0 0 0 0 0 0 }{PSTYLE "Normal" -1 0 1 {CSTYLE "" -1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 }0 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 0 0 0 6 6 0 0 0 0 0 0 -1 0 }{PSTYLE "Bull et Item" 0 15 1 {CSTYLE "" -1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 }0 0 0 -1 3 3 0 0 0 0 0 0 15 2 }} {SECT 0 {SECT 0 {PARA 0 "" 0 "" {TEXT 26 9 "Function:" }{TEXT -1 32 " \+ errorbar - plot with error bars" }}{PARA 0 "" 0 "" {TEXT -1 0 "" }} {PARA 0 "" 0 "" {TEXT 26 18 "Calling Sequences:" }}{PARA 0 "" 0 "" {MPLTEXT 0 21 69 "errorbar([x,y,er], options);\nerrorbar([x,y,erplus,e rminus], options);" }}{PARA 0 "" 0 "" {MPLTEXT 0 21 21 "errorbar(L, op tions);" }}{PARA 0 "" 0 "" {TEXT -1 0 "" }}{PARA 0 "" 0 "" {TEXT 26 11 "Parameters:" }}{PARA 0 "" 0 "" {MPLTEXT 0 21 27 "x,y, er, erplus, \+ erminus - " }{TEXT -1 12 "real numbers" }}{PARA 0 "" 0 "" {MPLTEXT 0 21 10 "L " }{TEXT -1 64 "- a set or list of error bar specif ications, each in the form " }{MPLTEXT 0 21 10 "[x, y, er]" }{TEXT -1 5 " or " }{MPLTEXT 0 21 23 "[x, y, erplus, erminus]" }}{PARA 0 "" 0 " " {MPLTEXT 0 21 7 "options" }{TEXT -1 52 " - two-dimensional p lot options, as well as " }{MPLTEXT 0 21 10 "horizontal" }{TEXT -1 4 " and" }{MPLTEXT 0 21 10 " ticksize=" }{TEXT -1 6 " size." }}}{SECT 0 {PARA 3 "" 0 "" {TEXT 26 12 "Description:" }}{PARA 15 "" 0 "" {TEXT -1 74 "This creates a two-dimensional plot consisting of one or more e rror bars. " }}{PARA 15 "" 0 "" {TEXT -1 12 "In the form " }{MPLTEXT 0 21 18 "errorbar([x,y,er])" }{TEXT -1 39 ", the error bar extends fro m the point " }{MPLTEXT 0 21 8 "[x,y-er]" }{TEXT -1 4 " to " } {MPLTEXT 0 21 8 "[x,y+er]" }{TEXT -1 62 ". Thus this form is appropri ate for a symmetrical data point " }{MPLTEXT 0 21 6 "y \261 er" } {TEXT -1 1 "." }}{PARA 15 "" 0 "" {TEXT -1 12 "In the form " } {MPLTEXT 0 21 30 "errorbar([x,y,erplus,erminus])" }{TEXT -1 29 ", the \+ error bar extends from " }{MPLTEXT 0 21 13 "[x,y+erminus]" }{TEXT -1 4 " to " }{MPLTEXT 0 21 12 "[x,y+erplus]" }{TEXT -1 21 ". Normally, o ne of " }{MPLTEXT 0 21 6 "erplus" }{TEXT -1 5 " and " }{MPLTEXT 0 21 7 "erminus" }{TEXT -1 61 " is positive and the other negative, but thi s is not checked." }}{PARA 15 "" 0 "" {TEXT -1 14 "If the option " } {MPLTEXT 0 21 10 "horizontal" }{TEXT -1 4 " or " }{MPLTEXT 0 21 15 "ho rizontal=true" }{TEXT -1 84 " is included, the error bar is horizontal instead of vertical, i.e. it extends from " }{MPLTEXT 0 21 8 "[x-er,y ]" }{TEXT -1 4 " to " }{MPLTEXT 0 21 8 "[x+er,y]" }{TEXT -1 4 " or " } {MPLTEXT 0 21 13 "[x+erminus,y]" }{TEXT -1 4 " to " }{MPLTEXT 0 21 12 "[x+erplus,y]" }{TEXT -1 1 "." }}{PARA 15 "" 0 "" {TEXT -1 22 "Nothing is plotted at " }{MPLTEXT 0 21 5 "[x,y]" }{TEXT -1 32 " itself, unles s you include the " }{MPLTEXT 0 21 7 "symbol=" }{TEXT -1 70 " option, \+ which will plot a symbol at that point. Possible values are " } {MPLTEXT 0 21 3 "BOX" }{TEXT -1 2 ", " }{MPLTEXT 0 21 5 "CROSS" } {TEXT -1 2 ", " }{MPLTEXT 0 21 6 "CIRCLE" }{TEXT -1 2 ", " }{MPLTEXT 0 21 5 "POINT" }{TEXT -1 5 " and " }{MPLTEXT 0 21 7 "DIAMOND" }{TEXT -1 6 " (but " }{MPLTEXT 0 21 5 "POINT" }{TEXT -1 21 " is not very usef ul)." }}{PARA 15 "" 0 "" {TEXT -1 4 "The " }{MPLTEXT 0 21 9 "ticksize= " }{TEXT -1 228 " option specifies the length of the tick marks at the end of the error bars, in terms of the horizontal or vertical distanc e scale. Set this to 0 to have no tick marks. If this option is omit ted, a default length will be used." }}{PARA 15 "" 0 "" {TEXT -1 45 "A s in other plotting commands, the result of " }{MPLTEXT 0 21 8 "errorb ar" }{TEXT -1 85 " is a PLOT data structure. This can be assigned to \+ a variable, saved in a file, etc." }}{PARA 15 "" 0 "" {TEXT -1 106 "Th is function is part of the Maple Advisor Database library, and must be loaded before use by the command " }{MPLTEXT 0 21 18 "readlib(errorba r);" }{TEXT -1 1 "." }}}{SECT 0 {PARA 3 "" 0 "" {TEXT 26 9 "Examples: " }}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 18 "readlib(errorbar):" }}} {EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 38 "errorbar([seq([i,i^2,10/i],i =1..10)]);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 69 "errorbar([seq ([i,i^2,-15/i,10/i],i=1..10)],symbol=circle,colour=red);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 74 "errorbar([seq([i,i^2,2/i],i=1..10)] ,symbol=diamond,horizontal,ticksize=5);" }}}}{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 "plot[structure]" 2 "plot,structure" "" }}}{SECT 0 {PARA 0 "" 0 "" {TEXT 26 22 "Maple Ad visor Database" }{TEXT -1 17 " R. Israel, 1997" }}}}{MARK "2 3 0 0" 40 }{VIEWOPTS 1 1 0 1 1 1803 }