36:
1540:
413:
659:, can be seen as unary operations. This is because it is possible to provide only one term as input for these functions and retrieve a result. By contrast, binary operations, such as
187:
315:
553:
512:
657:
637:
617:
443:
463:
219:
1419:
930:
911:
836:
817:
119:
1565:
53:
100:
57:
72:
949:
79:
1560:
1544:
1439:
46:
1570:
1288:
86:
904:
1509:
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1303:
596:
141:
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1457:
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671:
Below is a table summarizing common unary operators along with their symbols, description, and examples:
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160:
408:{\displaystyle |n|={\begin{cases}n,&{\mbox{if }}n\geq 0\\-n,&{\mbox{if }}n<0\end{cases}}}
340:
1227:
991:
873:
1404:
1378:
1293:
1061:
292:
196:
520:
479:
93:
1283:
243:
149:
642:
622:
602:
1032:
295:
extending the square root sign over the argument can indicate the extent of the argument.
231:
418:
580:
576:
448:
309:
204:
1554:
1354:
1329:
473:
This is used to find the negative value of a single number. Here are some examples:
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592:
961:
763:
288:
275:
133:
35:
1157:
1057:
810:
17:
572:
279:
247:
1539:
1003:
885:
660:
783:
145:
1015:
239:
1298:
287:). Other notations exist as well, for example, in the case of the
258:
235:
312:
of a number is a unary operation. This function is defined as
29:
401:
907:
family of languages, the following operators are unary:
383:
352:
645:
625:
605:
523:
482:
451:
421:
318:
207:
163:
567:, the product of the integers less than or equal to
663:, require two different terms to compute a result.
60:. Unsourced material may be challenged and removed.
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631:
611:
547:
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457:
437:
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213:
181:
777:flag = true; result = !flag; // result is false
773:Negates the truth value of a Boolean expression
793:Bitwise negation, flips the bits of an integer
583:is an unary operation extension of factorial.
148:, i.e. a single input. This is in contrast to
8:
1440:"Unary Operators - C Tutorials - Sanfoundry"
1068:), e.g., the following operators are unary:
152:, which use two operands. An example is any
27:Mathematical operation with only one operand
1458:"Shell Arithmetic (Bash Reference Manual)"
1424:. Version 6.0. p. 109. Archived from
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604:
522:
481:
450:
430:
422:
420:
382:
351:
335:
327:
319:
317:
206:
162:
120:Learn how and when to remove this message
1483:Miran, Mohammad Shah (26 October 2023).
673:
1320:
797:num = 5; result = ~num; // result is -6
717:Decreases the value of a variable by 1
699:Increases the value of a variable by 1
1160:, the following operators are unary:
7:
58:adding citations to reliable sources
667:Examples from programming languages
25:
1538:
1418:"5. Expressions and Operators".
1379:"Unary Operators in Programming"
182:{\displaystyle f:A\rightarrow A}
34:
45:needs additional citations for
536:
527:
492:
486:
431:
423:
328:
320:
173:
1:
1516:. Microsoft. 3 September 2021
813:, these operators are unary:
256:), functional notation (e.g.
571:is a unary operation called
1587:
1510:"Expressions - PowerShell"
753:Indicates a negative value
739:a = -5; b = +a; // b is -5
735:Indicates a positive value
721:y = 10; --y; // y is now 9
1485:"Unary Operators in Bash"
1289:Iterated binary operation
757:c = 4; d = -c; // d is -4
703:x = 2; ++x; // x is now 3
563:For any positive integer
445:is the absolute value of
1421:C/C++ Language Reference
1088:Pre and Post-Decrement:
1072:Pre and Post-Increment:
223:is a unary operation on
1566:Operators (programming)
1304:Operation (mathematics)
597:trigonometric functions
548:{\displaystyle -(-3)=3}
507:{\displaystyle -(3)=-3}
1464:. GNU Operating System
1309:Operator (programming)
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633:
613:
549:
508:
459:
439:
409:
215:
183:
1359:mathworld.wolfram.com
1334:mathworld.wolfram.com
1239:Invoke in new scope:
899:C family of languages
654:
652:{\displaystyle \tan }
634:
632:{\displaystyle \cos }
614:
612:{\displaystyle \sin }
550:
509:
460:
440:
410:
230:Common notations are
216:
184:
1547:at Wikimedia Commons
1140:Complex expansion:
643:
623:
603:
575:. In the context of
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480:
449:
419:
316:
205:
161:
54:improve this article
1514:learn.microsoft.com
1353:Weisstein, Eric W.
1328:Weisstein, Eric W.
1131:Simple expansion:
438:{\displaystyle |n|}
1561:Elementary algebra
1444:www.sanfoundry.com
1355:"Binary Operation"
1214:Logical negation:
1122:Logical negation:
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1543:Media related to
1405:"Unary Operators"
1330:"Unary Operation"
1294:Ternary operation
1052:Unix shell (Bash)
802:
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458:{\displaystyle n}
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355:
214:{\displaystyle f}
150:binary operations
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69:"Unary operation"
16:(Redirected from
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1571:Unary operations
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1284:Binary operation
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1004:Logical negation
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992:Ones' complement
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1385:. 20 March 2024
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1252:cast-expression
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589:
577:complex numbers
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267:
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232:prefix notation
224:
203:
202:
200:
199:. The function
192:
159:
158:
156:
138:unary operation
126:
115:
109:
106:
63:
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51:
39:
28:
23:
22:
15:
12:
11:
5:
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1533:External links
1531:
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1428:on 2012-10-16.
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1111:
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989:
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688:
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678:
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581:gamma function
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310:absolute value
308:Obtaining the
305:
304:Absolute value
302:
300:
297:
293:horizontal bar
210:
178:
175:
172:
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144:with only one
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18:Unary operator
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1383:GeeksforGeeks
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71: –
70:
66:
65:Find sources:
59:
55:
49:
48:
43:This article
41:
37:
32:
31:
19:
1518:. Retrieved
1513:
1504:
1492:. Retrieved
1488:
1478:
1466:. Retrieved
1461:
1452:
1443:
1434:
1426:the original
1420:
1413:
1399:
1387:. Retrieved
1382:
1373:
1362:. Retrieved
1358:
1348:
1337:. Retrieved
1333:
1323:
1250:
1155:
1066:Bourne Shell
1055:
1042:
1038:
902:
808:
670:
593:trigonometry
590:
587:Trigonometry
568:
564:
562:
472:
307:
283:
276:superscripts
269:
262:
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229:
137:
131:
116:
107:
97:
90:
83:
76:
64:
52:Please help
47:verification
44:
1489:LinuxSimply
1462:www.gnu.org
1226:in current
1180:Decrement:
1164:Increment:
962:Indirection
784:Bitwise NOT
764:Logical NOT
745:Unary Minus
683:Description
289:square root
134:mathematics
1555:Categories
1364:2020-07-29
1339:2020-07-29
1315:References
1205:Negative:
1196:Positive:
1158:PowerShell
1152:PowerShell
1113:Negative:
1104:Positive:
1058:Unix shell
982:Negative:
973:Positive:
864:Negative:
855:Positive:
811:JavaScript
805:JavaScript
727:Unary Plus
599:, such as
110:March 2010
80:newspapers
1039:type-name
1026:type-name
1024:, sizeof(
931:Decrement
912:Increment
837:Decrement
818:Increment
709:Decrement
691:Increment
573:factorial
559:Factorial
531:−
525:−
499:−
484:−
372:−
362:≥
280:transpose
248:factorial
174:→
142:operation
1520:23 April
1494:24 April
1468:24 April
1389:24 April
1278:See also
686:Example
677:Operator
661:addition
469:Negation
385:if
354:if
299:Examples
191:, where
154:function
1271:$ array
1267:Array:
1156:In the
1056:In the
1020:sizeof
950:Address
903:In the
274:), and
261:
221:
201:
189:
157:
146:operand
94:scholar
1258:Cast:
1248:Cast:
1224:Invoke
1016:Sizeof
680:Symbol
639:, and
595:, the
579:, the
415:where
278:(e.g.
246:(e.g.
234:(e.g.
140:is an
96:
89:
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75:
67:
1299:Arity
1241:&
1228:scope
954:&
195:is a
101:JSTOR
87:books
1522:2024
1496:2024
1470:2024
1391:2024
1142:$ {#
1062:Bash
1033:Cast
393:<
291:, a
268:sin(
136:, a
73:news
1262:$ x
1243:$ x
1234:$ x
1218:$ x
1209:$ x
1200:$ x
1190:$ x
1184:$ x
1174:$ x
1168:$ x
1126:$ x
1117:$ x
1108:$ x
1098:$ x
1092:$ x
1082:$ x
1076:$ x
809:In
647:tan
627:cos
607:sin
591:In
266:or
259:sin
242:),
197:set
132:In
56:by
1557::
1512:.
1487:.
1460:.
1442:.
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1182:--
1176:++
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1166:++
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820::
713:−-
695:++
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240:−
236:¬
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209:f
193:A
177:A
171:A
168::
165:f
123:)
117:(
112:)
108:(
98:·
91:·
84:·
77:·
50:.
20:)
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