$m_{CW}$

Solution of mean field appx. in Curie-Weiss model

m

Solution of mean field appx. in ${\widehat{H}}_{eff\mathrm{,}ex}$

$C_{v\mathrm{,}CW}$

Specific heat in Curie-Weiss model

$C_{v\mathrm{,}ex}$

Specific heat in ${\widehat{H}}_{eff\mathrm{,}ex}$

$\Delta C_{v\mathrm{,}ex}$

Gap of specific heat $C_{v\mathrm{,}ex}$ at ${\beta }_c$

${\beta }_c$

Critical inverse temperature in ${\widehat{H}}_{eff\mathrm{,}ex}$