Comments on some mathematical problems; asks if AD knows about a German geometer by the name of [Bernhard] Riemann; suggests some new names for trigonometry.
Comments on some mathematical problems; asks if AD knows about a German geometer by the name of [Bernhard] Riemann; suggests some new names for trigonometry.
Comments on health of family, and on parliament considering a bill to change weights and measures.
Positively responds to son John's idea of geodesic measurements of much larger than usual triangles; suggests that John is not likely to be able to correct the whole world's English; JH reports about sickness in the family including his own seemingly permanent bronchitis.
Sends Book VII of JH's Iliad translation. Son William to be married Thursday. JH continues to be ill.
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