Transcriber's NoteParagraphs split by illustrations were rejoined.In the table of Mathematical symbols, the symbol for "varies as" was set to the unicode symbol for "proportional to" (∝ = ∝).
Transcriber's Note
Paragraphs split by illustrations were rejoined.
In the table of Mathematical symbols, the symbol for "varies as" was set to the unicode symbol for "proportional to" (∝ = ∝).