--- jkqtmathtext_brace_bbig.png $\Bigl[\Bigl(r^{123}\Bigr)\Bigr]$ --- jkqtmathtext_brace_bbigg.png $\Biggl\{\Biggl(r^{123}\Biggr)\Biggr\}$ --- jkqtmathtext_brace_big.png $\bigl\{\bigl(r^{123}\bigr)\bigr\}$ --- jkqtmathtext_brace_bigg.png $\biggl\{\biggl(r^{123}\biggr)\biggr\}$ --- jkqtmathtext_brace_bigfamily.png $\Biggl\langle\biggl\{\Bigl[\big(r^{123}\bigr)\Bigr]\biggr\}\Biggr\rangle$ --- jkqtmathtext_brace_lcorner.png $\left\llcorner a\cdot x^2\right\lrcorner$ --- jkqtmathtext_brace_ucorner.png $\left\ulcorner a\cdot x^2\right\urcorner$ --- jkqtmathtext_brace_ceil.png $\left\lceil a\cdot x^2\right\rceil$ --- jkqtmathtext_brace_floor.png $\left\lfloor a\cdot x^2\right\rfloor$ --- jkqtmathtext_brace_curly.png $\left\{ a\cdot x^2\right\}$ --- jkqtmathtext_brace_round.png $\left( a\cdot x^2\right)$ --- jkqtmathtext_brace_dblline.png $\left\| a\cdot x^2\right\|$ --- jkqtmathtext_brace_oneline.png $\left| a\cdot x^2\right|$ --- jkqtmathtext_brace_rect.png $\left[ a\cdot x^2\right]$ --- jkqtmathtext_brace_tri.png $\left\langle a\cdot x^2\right\rangle$ --- jkqtmathtext_brace_dot.png {\backslash}left.{\backslash}right): $\left. a\cdot x^2\right)$\ \ \ \ \ {\backslash}left({\backslash}right.: $\left( a\cdot x^2\right.$