diff --git a/README.md b/README.md
index a924c7d..fce6bfe 100644
--- a/README.md
+++ b/README.md
@@ -35,20 +35,18 @@ The library clpfd or Constraint Logic Programming over Finite Domains contains a
of built-in predicates that are useful for solving the Sudoku puzzle easily.
**(ins)/2** states the domains of variables
-
in some systems: fd_domain/3, domain/
**all_distinct/**
-
or alternatively: all_different/1, fd_all_different.
-
describes a list of different integers
-_Examples_ :
+_Examples_ :
![](sudoku-screenshots/s1.png)
-Constraint Propagation:
+Constraint Propagation:
![](sudoku-screenshots/s2.png)
+
# CONSISTENCY TECHNIQUES
@@ -56,15 +54,15 @@ Constraint Propagation:
Using the previous example, the following graph states that X can be either 1 or 2, Y
-can be either 1 or 2 and Z can be either 1, 2 or 3.
+can be either 1 or 2 and Z can be either 1, 2 or 3.
![](sudoku-screenshots/g1.png)
This is a value graph for a set of constraints.
Prolog automatically reasons about this value graph to detect whether there can still
-be a solution and also to find out which assignment can not occur in a solution.
-![](sudoku-screenshots/g2.png) ![](sudoku-screenshots/g3.png)
+be a solution and also to find out which assignment can not occur in a solution.
+![](sudoku-screenshots/g2.png) ![](sudoku-screenshots/g3.png)
# PROGRAM
@@ -166,14 +164,14 @@ problem(3,Rows), sudoku(Rows), maplist(portray_clause, Rows).
# ANOTHER EXAMPLE
Following is the step by step method of how prolog solves the Sudoku puzzle using
-intelligent constraint propagation.
-![](sudoku-screenshots/01.png) ![](sudoku-screenshots/02.png)
-![](sudoku-screenshots/03.png) ![](sudoku-screenshots/04.png)
-![](sudoku-screenshots/05.png) ![](sudoku-screenshots/06.png)
+intelligent constraint propagation.
+![](sudoku-screenshots/01.png) ![](sudoku-screenshots/02.png)
+![](sudoku-screenshots/03.png) ![](sudoku-screenshots/04.png)
+![](sudoku-screenshots/05.png) ![](sudoku-screenshots/06.png)
Inconsistent values are indicated by small dots. Black dots represent “obvious”
-propagation, whereas, blue dots represent “intelligent” propagation.
-![](sudoku-screenshots/07.png) ![](sudoku-screenshots/08.png)
+propagation, whereas, blue dots represent “intelligent” propagation.
+![](sudoku-screenshots/07.png) ![](sudoku-screenshots/08.png)
# REFERENCES