%0 Journal Article
%T A note on light induced mappings
%A Ivan Loncar
%J Albanian Journal of Mathematics
%D 2009
%I AulonaPress
%X Let a mapping f:X¡úY between continua X and Y be given. We shall prove: a) if the induced mapping 2^{f}:2^{X}¡ú2^{Y} is light, then w(X)=w(Y). In particular, if Y is metrizable, then X is metrizable, b) if the induced mapping C(f):C(X)¡úC(Y) is light and X is a D-continuum, then w(X)=w(Y).
%K Continuum
%K induced mapping
%K light mapping.
%U http://journals.aulonapress.com/index.php/ajm/article/view/74/112