He refers directly to the mathematician Brouwer and his radical constructivism.

他直接参考数学家布劳威尔和他的激进建构主义。

youdao

Now there is another argument against this position which might be called radical constructivism.

还有一个反对这个观点的主张，这个主张可以被称作是彻底的解构主义。

youdao

The polished stainless-steel sculptures that the American artist produced in the years just before he died, in 1965, may not seem revolutionary today, but at the time they drew comparisons with the radical agenda of Russian Constructivism and were seen as a significant break from his previous work.

NEWYORKER: Art : The New Yorker