Add lab session 1

Handed in on 24 Nov 2020.

Change-Id: I3e575d6a149be83142809ad2c41b3adca5212009
diff --git a/p1/data/m3_deriva.dat b/p1/data/m3_deriva.dat
new file mode 100644
index 0000000..d6942b2
--- /dev/null
+++ b/p1/data/m3_deriva.dat
@@ -0,0 +1,56 @@
+-0.01	5.379E-03
+1.00	5.434E-03
+2.02	4.140E-03
+3.03	6.227E-03
+4.05	4.836E-03
+5.07	5.216E-03
+6.08	5.129E-03
+7.10	5.836E-03
+8.11	5.607E-03
+9.13	7.977E-03
+10.14	5.977E-03
+11.16	5.260E-03
+12.18	5.857E-03
+13.19	4.651E-03
+14.21	6.509E-03
+15.22	4.945E-03
+16.24	5.032E-03
+17.25	5.705E-03
+18.27	5.205E-03
+19.28	4.760E-03
+50.77	2.147E-02
+51.78	1.977E-02
+52.80	1.967E-02
+53.82	1.938E-02
+54.83	1.906E-02
+55.85	1.896E-02
+56.86	1.879E-02
+57.88	1.843E-02
+58.89	1.797E-02
+59.91	1.796E-02
+60.93	1.766E-02
+61.94	1.755E-02
+62.96	1.753E-02
+63.97	1.743E-02
+64.99	1.753E-02
+66.00	1.784E-02
+67.02	1.715E-02
+68.03	1.743E-02
+69.05	1.717E-02
+70.07	1.744E-02
+71.08	1.719E-02
+72.10	1.804E-02
+73.11	1.703E-02
+74.13	1.766E-02
+75.14	1.474E-02
+554.52	9.726E-03
+555.53	9.454E-03
+556.55	9.878E-03
+557.57	9.400E-03
+558.58	9.128E-03
+559.60	6.922E-03
+560.61	9.520E-03
+561.63	8.422E-03
+562.66	9.281E-03
+563.68	9.607E-03
+564.69	9.205E-03