New pages
From Sudopedia, the Free Sudoku Reference Guide
Jump to navigationJump to search(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
- 20:38, 24 October 2021 Continuous (hist | edit) [694 bytes] 127.0.0.1 (talk) (Created page with "A loop is '''continuous''' when it fully complies with the rules defined for that loop. A continuous loop has alternating weak and strong links all the way round. Candidat...")
- 20:36, 24 October 2021 Loop (hist | edit) [593 bytes] 127.0.0.1 (talk) (Created page with "A '''loop''' is a cyclic pattern of linked cells or candidates. Loops are usually represented by chains, where the first and the last cell are the same. Like...")
- 20:32, 24 October 2021 Fishy Cycle (hist | edit) [1,915 bytes] 127.0.0.1 (talk) (Created page with "A '''Fishy Cycle''' is a continuous loop of candidates for a single digit. It has alternating strong links and weak links. The Fishy Cycle was first i...")
- 20:26, 24 October 2021 Swordfish (hist | edit) [3,573 bytes] 127.0.0.1 (talk) (Created page with "A '''Swordfish''' is a basic fish pattern with 3 rows and 3 columns. It is a single-digit solving technique. == Swordfish in the Rows == : When all can...")
- 20:16, 24 October 2021 Finned X-Wing (hist | edit) [843 bytes] 127.0.0.1 (talk) (Created page with "A '''Finned X-Wing''' is an X-Wing pattern that has one or more extra candidates in one of the 4 boxes. Like regular fish, it is a single-digit solving t...")
- 18:37, 24 October 2021 Finned Fish (hist | edit) [1,105 bytes] 127.0.0.1 (talk) (Created page with "'''Finned Fish''' is a variety of fish that has extra candidates in a single box. Like regular fish, it is a single-digit solving technique. The same name...")
- 18:35, 24 October 2021 Fin (hist | edit) [346 bytes] 127.0.0.1 (talk) (Created page with "The name '''fin''' is used to identify the surplus candidates of a Finned Fish. This surplus is confined to a single box. The remaining candidates in the pattern f...")
- 18:07, 24 October 2021 Secondary set (hist | edit) [651 bytes] 127.0.0.1 (talk) (Created page with "The term '''secondary set''' is used when describing fish patterns. A fish pattern has 2 interacting sets of constraints. These are usually rows or columns, b...")
- 18:06, 24 October 2021 Defining set (hist | edit) [912 bytes] 127.0.0.1 (talk) (Created page with "The term '''defining set''' is used when describing fish patterns. A fish pattern has 2 interacting sets of constraints. These are usually rows or columns, bu...")
- 18:01, 24 October 2021 Jigsaw Sudoku (hist | edit) [1,149 bytes] 127.0.0.1 (talk) (Created page with "A '''Jigsaw''' Sudoku does not have 3x3 boxes, but regions with an irregular shape. A Jigsaw example: .-------.---------------.-----------. | . 8 | . . . . | ....") originally created as "Jigsaw"
- 17:57, 24 October 2021 Law of Leftovers (hist | edit) [3,198 bytes] 127.0.0.1 (talk) (Created page with "The '''Law of Leftovers''' is a solving technique that operates on Sudoku Variations with irregular regions, such as Jigsaw Sudoku. The technique was devised...")
- 17:55, 24 October 2021 Single-digit (hist | edit) [609 bytes] 127.0.0.1 (talk) (Created page with "A '''single-digit''' technique only examines the candidate pattern for a single digit. All singles, Locked Candidates and fish belong to this category. M...")
- 17:52, 24 October 2021 Fish (hist | edit) [4,442 bytes] 127.0.0.1 (talk) (Created page with "The term '''fish''' is now accepted by most players as a name for all single-digit solving techniques which eliminate candidates by comparing sets of rows...")
- 17:50, 24 October 2021 Subset (hist | edit) [1,227 bytes] 127.0.0.1 (talk) (Created page with "Complex problems can often be solved by finding ways to split them into several smaller problems. In a Sudoku, each house is a problem that has 362880 possible solutions (...")
- 17:49, 24 October 2021 Hidden Subset (hist | edit) [1,228 bytes] 127.0.0.1 (talk) (Created page with "A '''Hidden Subset''' is formed when '''N''' digits have only candidates in '''N''' cells in a house. A Hidden Subset is always complemented by a Naked Subs...")
- 17:48, 24 October 2021 Killer Subset (hist | edit) [3,635 bytes] 127.0.0.1 (talk) (Created page with "A '''Killer Subset''' is a variation of Naked Subsets and Hidden Subsets that can sometimes be found in Killer puzzles. The simplest Killer Subsets are found in ma...")
- 17:48, 24 October 2021 Naked Subset (hist | edit) [1,414 bytes] 127.0.0.1 (talk) (Created page with "A '''Naked Subset''' is formed by '''N''' cells in a house with candidates for exactly '''N''' digits. '''N''' is the size of the subset, which must lie betwe...")
- 16:46, 24 October 2021 Cage combinations (hist | edit) [2,502 bytes] 127.0.0.1 (talk) (Created page with "A Killer Sudoku contains cages and cage sums. Knowing the number of cells in a cage and its sum, we can determine the possible '''cage combinations''', i.e., the p...")
- 13:45, 24 October 2021 Killer Convention (hist | edit) [1,007 bytes] 127.0.0.1 (talk) (Created page with "The '''Killer Convention''' was introduced by ''The Times'', shortly after they published their first Killer Sudokus. There was some confusion regarding repeating digit...")
- 13:38, 24 October 2021 Cage (hist | edit) [861 bytes] 127.0.0.1 (talk) (Created page with "A '''cage''' is the basic building-block of a Killer Sudoku puzzle. It is a set of contiguous cells, surrounded by a dotted outline or marked off with distinctive back...")
- 13:36, 24 October 2021 Eliminate (hist | edit) [849 bytes] 127.0.0.1 (talk) (Created page with "Removing a candidate from the grid. An empty Sudoku grid starts with 729 candidates. Several of them are removed because a given is present i...")
- 13:32, 24 October 2021 Locked Candidates (hist | edit) [3,589 bytes] 127.0.0.1 (talk) (Created page with "A solving technique that uses the intersections between lines and boxes. Aliases include: '''Intersection Removal''', '''Line-Box Interaction'''. The terms ''...")
- 12:41, 24 October 2021 Rncn (hist | edit) [999 bytes] 127.0.0.1 (talk) (Created page with "{{lowercase|title=rncn}} '''rncn''' is a system to identify cells using the row and column numbers as coordinates. Here are all 81 cells in a grid with their '''...")
- 12:39, 24 October 2021 Eliminating (hist | edit) [849 bytes] 127.0.0.1 (talk) (Created page with "Removing a candidate from the grid. An empty Sudoku grid starts with 729 candidates. Several of them are removed because a given is present i...")
- 12:31, 24 October 2021 Cross-Hatching (hist | edit) [1,211 bytes] 127.0.0.1 (talk) (Created page with "'''Cross-Hatching''' is a simple method by which players can find Hidden Singles in a Sudoku puzzle. It is one of the few methods that does not depend on the presence...")
- 12:27, 24 October 2021 Scanning (hist | edit) [2,715 bytes] 127.0.0.1 (talk) (Created page with "The most commonly used technique to find Hidden Singles in a Sudoku is scanning, although not everybody may know it by this name, or even realize that it has a name. [...")
- 12:21, 24 October 2021 Hidden Single (hist | edit) [2,916 bytes] 127.0.0.1 (talk) (Created page with "The '''Hidden Single''' is a lot less sinister than its name suggests. In fact, most of the Sudokus published in newspapers and magazines can be solved by hidden singles...")
- 12:18, 24 October 2021 See (hist | edit) [181 bytes] 127.0.0.1 (talk) (Created page with "When one cell can '''see''' another, they are peers. This term is often used in the description of solving techniques, where a cell can ''see'' all members of a group of...")
- 12:16, 24 October 2021 Peer (hist | edit) [546 bytes] 127.0.0.1 (talk) (Created page with "A '''peer''' or '''buddy''' is a cell that shares one or more houses with another cell. In standard Sudoku, each cell has 20 peers—3 houses (box / column /...")
- 12:13, 24 October 2021 Pencilmark (hist | edit) [1,740 bytes] 127.0.0.1 (talk) (Created page with "When solving a Sudoku, it is impossible to remember which candidates are available for each cell. Yet, many solving techniques require that you know which cand...")
- 12:05, 24 October 2021 Naked Single (hist | edit) [2,565 bytes] 127.0.0.1 (talk) (Created page with "The '''Naked Single''' is categorized as a solving technique but you can hardly call it a technique. A naked single is that what remains <u>after</u> you have applied your...")
- 11:59, 24 October 2021 Boxrow (hist | edit) [340 bytes] 127.0.0.1 (talk) (Created page with "The intersection between a row and a box, containing 3 cells. There are 27 '''boxrows''' in the grid. == Related Terms == ; Aliases : minirow | bar ; Subtype of : intersec...")
- 11:58, 24 October 2021 Boxcol (hist | edit) [351 bytes] 127.0.0.1 (talk) (Created page with "The intersection between a column and a box, containing 3 cells. There are 27 '''boxcols''' in the grid. == Related Terms == ; Aliases : minicolumn | stack ; Subtype of : ...")
- 11:57, 24 October 2021 Intersection (hist | edit) [606 bytes] 127.0.0.1 (talk) (Created page with "A part of the grid where 2 houses share one or more cells. Mostly used for intersections between a box and a row or column. In standard Sudoku, there...")
- 11:55, 24 October 2021 Chute (hist | edit) [479 bytes] 127.0.0.1 (talk) (Created page with "A '''chute''' is a subdivision of the grid that encapsulates 3 boxes in a line. A horizontal chute is known as a floor and a vertical chute is a tower. Chute...")
- 11:52, 24 October 2021 Floor (hist | edit) [457 bytes] 127.0.0.1 (talk) (Created page with "right|A Floor A '''floor''' is a part of the grid that encapsulates 3 rows and 3 boxes. A total of 27 cells are encompassed by the floor, i...")
- 11:51, 24 October 2021 Box (hist | edit) [1,188 bytes] 127.0.0.1 (talk) (Created page with "A square region containing 9 cells in a 3x3 formation. Boxes are usually surrounded by a thick border. Together, the '''boxes''' form one of the 3 main divisions of t...")
- 11:50, 24 October 2021 Tower (hist | edit) [461 bytes] 127.0.0.1 (talk) (Created page with "right|A Tower A '''tower''' is a part of the grid that encapsulates 3 columns and 3 boxes. A total of 27 cells are encompassed by the tower...")
- 11:49, 24 October 2021 Line (hist | edit) [240 bytes] 127.0.0.1 (talk) (Created page with "A '''line''' is either a row or a column. This term is used when a solving technique is described which operates on either rows or columns. The Line-Box Interaction...")
- 11:48, 24 October 2021 Column (hist | edit) [640 bytes] 127.0.0.1 (talk) (Created page with "A vertical line containing 9 cells. Together, the '''columns''' form one of the 3 main divisions of the grid. Each column is also a house, because it must contai...")
- 11:46, 24 October 2021 Division (hist | edit) [778 bytes] 127.0.0.1 (talk) (Created page with "A '''division''' is a method by which the Sudoku grid is divided into 9 houses, each containing 9 cells. There are no overlapping areas between the houses w...")
- 11:45, 24 October 2021 Row (hist | edit) [862 bytes] 127.0.0.1 (talk) (Created page with "A horizontal line containing 9 cells. Together, the '''rows''' form one of the 3 main divisions of the grid. Each row is also a house, because it must contain ...")
- 11:43, 24 October 2021 House (hist | edit) [528 bytes] 127.0.0.1 (talk) (Created page with "A '''house''' is a group of 9 cells which must contain digits '''1''' through '''9'''. In a standard Sudoku, a house can either be a row, a column, or a box...")
- 11:41, 24 October 2021 Rule (hist | edit) [425 bytes] 127.0.0.1 (talk) (Created page with "The one rule of Sudoku. Complete the grid in such a way that each row, column and box contain digits 1 through 9. This rule applies to standard Sudoku. Several Sudoku Varia...")
- 11:40, 24 October 2021 Constraint (hist | edit) [1,021 bytes] 127.0.0.1 (talk) (Created page with "A constraint is a restriction placed on the '''Sudoku''' puzzle. All constraints are derived from the Rule. Sometimes, '''constraint''' is used as an alias for House....")
- 11:34, 24 October 2021 Single (hist | edit) [621 bytes] 127.0.0.1 (talk) (Created page with "Elementary solving technique, using the fact that only a single candidate is left for a constraint. '''Singles''' are often ignored when players communicate about...")
- 11:26, 24 October 2021 Solving technique (hist | edit) [10,200 bytes] 127.0.0.1 (talk) (Created page with "These are the methods used to solve a Sudoku. There are many different solving techniques discovered in the last few years, mainly because there is a large community of puzzle...")
- 11:22, 24 October 2021 Candidate (hist | edit) [576 bytes] 127.0.0.1 (talk) (Created page with "A '''candidate value''', usually called simply a '''candidate''', represents a digit that can be placed into an unsolved cell. Another word used is '''possibility'''....")
- 11:21, 24 October 2021 Grid (hist | edit) [822 bytes] 127.0.0.1 (talk) (Created page with "The '''grid''' is the visual representation of a '''Sudoku''' puzzle. In a standard Sudoku, the grid has 81 cells in a 9x9 formation. There are several derived terms...")
- 11:14, 24 October 2021 Cell (hist | edit) [3,043 bytes] 127.0.0.1 (talk) (Created page with "The '''cell''' is the smallest element of a Sudoku grid. It can contain only a single digit. == Naming Conventions == There are several cell naming conventions. Most...")
