Add lab session 4
Handed in on 10 Nov 2020.
Change-Id: Iac2b326e564a415d56c927b1900856d55fd6b9ed
diff --git a/p4/data/calculs.ods b/p4/data/calculs.ods
new file mode 100644
index 0000000..eea1392
--- /dev/null
+++ b/p4/data/calculs.ods
Binary files differ
diff --git a/p4/data/finaldata.dat b/p4/data/finaldata.dat
new file mode 100644
index 0000000..2da33eb
--- /dev/null
+++ b/p4/data/finaldata.dat
@@ -0,0 +1,6 @@
+# Y T I S=Y/(VI) delta S
+2.942 23.8 19.1 0.0770 0.08
+3 9.8 18.4 0.0815 0.09
+2.591 -0.2 18.7 0.0693 0.08
+3.117 -13.7 17.9 0.0871 0.10
+2.279 29.1 18.1 0.0630 0.07
diff --git a/p4/data/mesura1.dat b/p4/data/mesura1.dat
new file mode 100644
index 0000000..5a4e76e
--- /dev/null
+++ b/p4/data/mesura1.dat
@@ -0,0 +1,1193 @@
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diff --git a/p4/data/mesura1_deriva.dat b/p4/data/mesura1_deriva.dat
new file mode 100644
index 0000000..df6b32a
--- /dev/null
+++ b/p4/data/mesura1_deriva.dat
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diff --git a/p4/data/mesura2.dat b/p4/data/mesura2.dat
new file mode 100644
index 0000000..042f42a
--- /dev/null
+++ b/p4/data/mesura2.dat
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diff --git a/p4/data/mesura2_deriva.dat b/p4/data/mesura2_deriva.dat
new file mode 100644
index 0000000..878c274
--- /dev/null
+++ b/p4/data/mesura2_deriva.dat
@@ -0,0 +1,202 @@
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diff --git a/p4/data/mesura3.dat b/p4/data/mesura3.dat
new file mode 100644
index 0000000..ae33d45
--- /dev/null
+++ b/p4/data/mesura3.dat
@@ -0,0 +1,805 @@
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diff --git a/p4/data/mesura3_deriva.dat b/p4/data/mesura3_deriva.dat
new file mode 100644
index 0000000..a6891d1
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diff --git a/p4/data/mesura4.dat b/p4/data/mesura4.dat
new file mode 100644
index 0000000..3b9e34d
--- /dev/null
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diff --git a/p4/data/mesura4_deriva.dat b/p4/data/mesura4_deriva.dat
new file mode 100644
index 0000000..1c0affb
--- /dev/null
+++ b/p4/data/mesura4_deriva.dat
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diff --git a/p4/data/mesura5.dat b/p4/data/mesura5.dat
new file mode 100644
index 0000000..8934f53
--- /dev/null
+++ b/p4/data/mesura5.dat
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diff --git a/p4/data/mesura5_deriva.dat b/p4/data/mesura5_deriva.dat
new file mode 100644
index 0000000..f70f422
--- /dev/null
+++ b/p4/data/mesura5_deriva.dat
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