Add draft on language grounding

bib/bibliography.bib

@@ -0,0 +1,49 @@
+@book{awodeyCategoryTheory2010,
+  location = {{Oxford ; New York}},
+  title = {Category Theory},
+  edition = {2nd ed},
+  isbn = {978-0-19-958736-0 978-0-19-923718-0},
+  pagetotal = {311},
+  number = {52},
+  series = {Oxford Logic Guides},
+  publisher = {{Oxford University Press}},
+  date = {2010},
+  keywords = {Categories (Mathematics)},
+  author = {Awodey, Steve},
+}
+
+@book{gowersPrincetonCompanionMathematics2010,
+  title = {The {{Princeton}} Companion to Mathematics},
+  publisher = {{Princeton University Press}},
+  date = {2010},
+  author = {Gowers, Timothy and Barrow-Green, June and Leader, Imre},
+}
+
+@inbook{wignerUnreasonableEffectivenessMathematics1990,
+  langid = {english},
+  title = {The {{Unreasonable Effectiveness}} of {{Mathematics}} in the {{Natural Sciences}}},
+  isbn = {978-981-02-0233-0 978-981-4503-48-8},
+  url = {http://www.worldscientific.com/doi/abs/10.1142/9789814503488_0018},
+  booktitle = {Mathematics and {{Science}}},
+  publisher = {{WORLD SCIENTIFIC}},
+  urldate = {2019-03-03},
+  date = {1990-08},
+  pages = {291-306},
+  author = {Wigner, Eugene P.},
+  bookauthor = {Mickens, Ronald E},
+  doi = {10.1142/9789814503488_0018}
+}
+
+@article{harnad1990_symbol_groun_probl,
+  author =	 {Stevan Harnad},
+  title =	 {The Symbol Grounding Problem},
+  journal =	 {Physica D: Nonlinear Phenomena},
+  volume =	 {42},
+  number =	 {1-3},
+  pages =	 {335-346},
+  year =	 {1990},
+  doi =		 {10.1016/0167-2789(90)90087-6},
+  url =		 {https://doi.org/10.1016/0167-2789(90)90087-6},
+  DATE_ADDED =	 {Thu Nov 7 14:36:52 2019},
+}
+