diff options
Diffstat (limited to '40/CH4/EX4.9/Exa_4_9.sce')
| -rwxr-xr-x | 40/CH4/EX4.9/Exa_4_9.sce | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/40/CH4/EX4.9/Exa_4_9.sce b/40/CH4/EX4.9/Exa_4_9.sce new file mode 100755 index 000000000..4dd5beddb --- /dev/null +++ b/40/CH4/EX4.9/Exa_4_9.sce @@ -0,0 +1,7 @@ +//inverse systems
+z=%z;
+H=(1+2*(z^(-1)))/(1+3*(z^(-1)));
+//inverse of H is
+H1=1/H
+H=1+2*(z^(-1))+3*(z^(-2));
+H1=1/H
\ No newline at end of file |