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Diffstat (limited to 'Linear_Algebra_by_Jim_Hefferon/CH1/EX1.13/Ex1_13.R')
| -rw-r--r-- | Linear_Algebra_by_Jim_Hefferon/CH1/EX1.13/Ex1_13.R | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Linear_Algebra_by_Jim_Hefferon/CH1/EX1.13/Ex1_13.R b/Linear_Algebra_by_Jim_Hefferon/CH1/EX1.13/Ex1_13.R new file mode 100644 index 00000000..a7d7f3c3 --- /dev/null +++ b/Linear_Algebra_by_Jim_Hefferon/CH1/EX1.13/Ex1_13.R @@ -0,0 +1,18 @@ +#Example 1.13,page 7
+#package used matlib v0.9.1
+#install package using command: install.packages("matlib")
+#Github reposiory of matlib :https://github.com/friendly/matlib
+
+#installation and loading library
+#install.packages("matlib")
+library("matlib")
+
+#program
+A <- matrix(c(1,2,2,3,1,2),ncol = 2)
+b <- c(1,-3,0)
+Ab <- cbind(A,b)
+Ab <- rowadd(Ab,1,2,-2)
+Ab <- rowadd(Ab,1,3,-2)
+Ab <- rowadd(Ab,2,3,-(4/5))
+Ab
+#the echelon form shows that the system is inconsistent,hence the solution set is empty
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