The Influence of a Substellar Continent on the Climate of a Tidally Locked Exoplanet

N.T.L. and F.H.L are grateful to the London Mathematical Society for financial support by means of an undergraduate research bursary. I.A.B. and J.M. acknowledge the support of a Met Office Academic Partnership secondment. N.J.M.'s contributions were supported by a Leverhulme Trust Research Project Grant.