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| Gottlob Frege |
The secular debate
between realism and nominalism (or anti-realism, its now preferred name), has
been expressed in a few new theories of the so-called analytical philosophy, whose
origin dates from the early twentieth century, with Gottlob Frege, Bertrand
Russell, Ludwig Wittgenstein, the Circle of Vienna and several philosophers of
the last fifty years, especially in the Anglo-Saxon world.
Currently, the two
camps, realist and anti-realist, agree on one thing: science works. But although
this is considered an incontrovertible fact, very divergent positions are posed
to explain it.
As it has always
happened throughout history, neither of the two fields is united. Both realism
and anti-realism are divided into two branches, at the least.
Let us start by
describing the realist position:
