mˌæθɪmˈæɾɪks wʌz ɹᵻkwˈaɪɚd ænd hiː wʌz ɛŋkˈɜːɹɪdʒd tə stˈʌdi dʒɪˈɑːlədʒi æz hɪz fˈoːɹθ sˈʌbdʒɛkt, ɐ dᵻpˈɑːɹtmənt stˈɪl ˌʌndɚ ðɪ ˈɪnfluːəns ʌv ɹᵻtˈaɪɚd pɹəfˈɛsɚɹ ˈɛdʒwɜːθ dˈeɪvɪd.
Mathematics was required and he was encouraged to study geology as his fourth subject, a department still under the influence of retired Professor Edgeworth David.