@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_fft_	skos:broader	isac:efficient_algorithm_ .
isac:_method_	skos:broader	isac:efficient_algorithm_ .
isac:_problem_	skos:broader	isac:efficient_algorithm_ .
isac:_algorithm_	skos:broader	isac:efficient_algorithm_ .
isac:datum_structure_	skos:broader	isac:efficient_algorithm_ .
isac:fast_fourier_	skos:broader	isac:efficient_algorithm_ .
<http://webisa.webdatacommons.org/concept/_sieve_of+eratosthenes>	skos:broader	isac:efficient_algorithm_ .
<http://webisa.webdatacommons.org/concept/fast+fourier_transform_>	skos:broader	isac:efficient_algorithm_ .