Certainly vector analysis was not universally accepted at this time and Weatherburn fought the battle for its acceptance against opposition from people such as Harold Jeffreys . Gibbs and Heaviside had been early exponents of the vector calculus while its chief opponents had been Tait . When Weatherburn published the first of his two volumes on vector analysis in 1921 he wrote in the introduction:
Totoong vector analysis ay hindi tinanggap sa buong daigdig sa oras na ito at Weatherburn fought ang labanan para sa pagtanggap nito laban sa oposisyon mula sa mga tao tulad ng Harold Jeffreys. Gibbs at Heaviside had been maagang exponents ng vector calculus habang ang kanyang chief opponents had been Tait. Nailathala Weatherburn kapag ang unang ng kanyang dalawang volume na sa vector analysis sa 1921 he wrote sa pagpapakilala: