The problem of opposition not only has caused difficulties to philosophers, logicians and mathematicians, but it reappears anywhere, in simple phrases and every day wisdom, as well as in elaborated scientific theories and reflects itself persistently ...
The problem of opposition not only has caused difficulties to philosophers, logicians and mathematicians, but it reappears anywhere, in simple phrases and every day wisdom, as well as in elaborated scientific theories and reflects itself persistently in the pages that narrate the great scenes of mankind's historical drama.