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Diffstat (limited to 'xcalc.man')
| -rw-r--r-- | xcalc.man | 50 |
1 files changed, 25 insertions, 25 deletions
@@ -1,5 +1,5 @@ .\" Copyright (c) 1994 X Consortium -.\" +.\" .\" Permission is hereby granted, free of charge, to any person obtaining .\" a copy of this software and associated documentation files (the .\" "Software"), to deal in the Software without restriction, including @@ -7,10 +7,10 @@ .\" distribute, sublicense, and/or sell copies of the Software, and to .\" permit persons to whom the Software is furnished to do so, subject to .\" the following conditions: -.\" +.\" .\" The above copyright notice and this permission notice shall be included .\" in all copies or substantial portions of the Software. -.\" +.\" .\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS .\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF .\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. @@ -18,7 +18,7 @@ .\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, .\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR .\" OTHER DEALINGS IN THE SOFTWARE. -.\" +.\" .\" Except as contained in this notice, the name of the X Consortium shall .\" not be used in advertising or otherwise to promote the sale, use or .\" other dealings in this Software without prior written authorization @@ -55,7 +55,7 @@ with two additional options: .PP .TP 8 .B \-stipple -This option indicates that the background of the calculator should be +This option indicates that the background of the calculator should be drawn using a stipple of the foreground and background colors. On monochrome displays improves the appearance. .PP @@ -68,17 +68,17 @@ it will emulate a TI-30. .PP .I Pointer Usage: Operations may be performed with pointer button 1, or in some cases, -with the keyboard. +with the keyboard. Many common calculator operations have keyboard accelerators. -To quit, press pointer button 3 on the AC key of the TI calculator, +To quit, press pointer button 3 on the AC key of the TI calculator, or the ON key of the HP calculator. .PP .I Calculator Key Usage (TI mode): -The numbered keys, the +/- key, and the +, -, *, /, and = keys all do exactly +The numbered keys, the +/- key, and the +, -, *, /, and = keys all do exactly what you would expect them to. It should be noted that the operators obey the standard rules of precedence. Thus, entering "3+4*5=" results in "23", -not "35". The parentheses can be used to override this. For example, -"(1+2+3)*(4+5+6)=" results in "6*15=90". +not "35". The parentheses can be used to override this. For example, +"(1+2+3)*(4+5+6)=" results in "6*15=90". .PP The entire number in the calculator display can be selected, in order to paste the result of a calculation into text. @@ -133,8 +133,8 @@ Changes the DRG mode, as indicated by 'DEG', 'RAD', or 'GRAD' at the bottom of of the calculator ``liquid crystal'' display. When in 'DEG' mode, numbers in the display are taken as being degrees. In 'RAD' mode, numbers are in radians, and in 'GRAD' mode, numbers -are in grads. When inverted, the DRG key has a feature of -converting degrees to radians to grads and vice-versa. Example: put the +are in grads. When inverted, the DRG key has a feature of +converting degrees to radians to grads and vice-versa. Example: put the calculator into 'DEG' mode, and enter "45 INV DRG". The display should now show something along the lines of ".785398", which is 45 degrees converted to radians. @@ -156,13 +156,13 @@ For example, entering "3 INV log" should result in "1000". The corresponding action procedure is \fBlogarithm()\fP. .TP 10 .B ln -Calculates the log (base e) of the number in the display. When inverted, +Calculates the log (base e) of the number in the display. When inverted, it raises "e" to the number in the display. For example, entering "e ln" should result in "1". The corresponding action procedure is \fBnaturalLog()\fR. .TP 10 .B y^x -Raises the number on the left to the power of the number on the right. For +Raises the number on the left to the power of the number on the right. For example "2 y^x 3 =" results in "8", which is 2^3. For a further example, "(1+2+3) y^x (1+2) =" equals "6 y^x 3" which equals "216". The corresponding action procedure is \fBpower()\fR. @@ -224,7 +224,7 @@ Decimal point. The action procedure is \fBdecimal()\fP. .sp .PP .I Calculator Key Usage (RPN mode): -The number keys, CHS (change sign), +, -, *, /, and ENTR keys all do exactly +The number keys, CHS (change sign), +, -, *, /, and ENTR keys all do exactly what you would expect them to do. Many of the remaining keys are the same as in TI mode. The differences are detailed below. The action procedure for the ENTR key is \fBenter()\fR. @@ -247,12 +247,12 @@ on an HP calculator, but \fIxcalc\fR does not display multiple legends on each key. See the individual function keys for details. .TP 10 .B 10^x -Raises "10.0" to the number in the top of the stack. +Raises "10.0" to the number in the top of the stack. When inverted, it calculates the log (base 10) of the number in the display. The corresponding action procedure is \fBtenpower()\fR. .TP 10 .B e^x -Raises "e" to the number in the top of the stack. +Raises "e" to the number in the top of the stack. When inverted, it calculates the log (base e) of the number in the display. The action procedure is \fBepower()\fR. .TP 10 @@ -281,7 +281,7 @@ These keys were used for programming functions on the HP-10C. Their functionality has not been duplicated in \fIxcalc\fR. .PP Finally, there are two additional action procedures: -\fBbell()\fR, which rings the bell; +\fBbell()\fR, which rings the bell; and \fBselection()\fR, which performs a cut on the entire number in the calculator's ``liquid crystal'' display. .SH ACCELERATORS @@ -295,7 +295,7 @@ The accelerators defined by \fIxcalc\fP on the main keyboard are given below: .nf .ta .5i 1.0i 1.5i 2.0i 2.5i 3.0i 3.5i 4.0i 4.5i 5.0i 5.5i 6.0i 6.5i 7.0i TI Key HP Key Keyboard Accelerator TI Function HP Function - + SQRT SQRT r squareRoot() squareRoot() AC ON space clear() clear() AC <- Delete clear() back() @@ -338,16 +338,16 @@ The accelerators defined by \fIxcalc\fP on the main keyboard are given below: .SH CUSTOMIZATION The application class name is XCalc. .PP -\fIxcalc\fP has an enormous application defaults file which specifies +\fIxcalc\fP has an enormous application defaults file which specifies the position, label, and function of each key on the calculator. It also gives translations to serve as keyboard accelerators. Because these resources are not specified in the source code, you can create a customized calculator by writing a private application defaults file, -using the Athena Command and Form widget resources to specify the size and -position of buttons, the label for each button, and the function of +using the Athena Command and Form widget resources to specify the size and +position of buttons, the label for each button, and the function of each button. .PP -The foreground and background colors of each calculator key can be +The foreground and background colors of each calculator key can be individually specified. For the TI calculator, a classical color resource specification might be: .sp @@ -409,7 +409,7 @@ The name of the symbol used to represent the pointer. The default is ``hand2''. .fi .SH COLORS -If you would like xcalc to use its ti colors, include the following +If you would like xcalc to use its ti colors, include the following in the #ifdef COLOR section of the file you read with xrdb: .sp 1 *customization: -color @@ -433,5 +433,5 @@ See \fIX(__miscmansuffix__)\fP for a full statement of rights and permissions. John Bradley, University of Pennsylvania .br Mark Rosenstein, MIT Project Athena -.br +.br Donna Converse, MIT X Consortium |