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authorPrashant S2019-10-04 12:27:32 +0530
committerGitHub2019-10-04 12:27:32 +0530
commitac2986488a9731cff5cbb517d8f0ef98e2561d64 (patch)
tree7bb3f64824627ef179d5f341266a664fd0b69011 /Introduction_To_Linear_Algebra_by_Gilbert_Strang/CH2/EX2.5.4
parentcbb2770fb2f88246175add29623103a56ba338b8 (diff)
parentb3f3a8ecd454359a2e992161844f2fb599f8238a (diff)
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Merge pull request #1 from prashantsinalkar/masterHEADmaster
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+# Packages used : pracma
+# To install pracma,type following in command line while connected to internet
+# install.packages("pracma")
+# package can be included by command " library(pracma) "
+# for more information about pracma visit https://cran.r-project.org/web/packages/pracma/index.html
+
+# Example : 4 Chapter : 2.5 Pageno : 85
+# Inverse of matrix by guass jordan elimination matrix
+library(pracma)
+A<-matrix(c(2,4,3,7),ncol=2)
+I<-eye(2)
+AI<-cbind(A,I)
+R<-rref(AI)
+X<-R[,c(3:4)]
+print("Inverse of A is")
+print(X) \ No newline at end of file