% AMS-style Sans Serif Math Symbols B 8 pt % Based on msbm8.mf by the American Mathematical Society % and on fonts by Donald Knuth % By Ariel Barton, 2013/4/12 if unknown sansfontbase: input sansfontbase fi font_identifier:="SSMSBM"; font_size 8pt#; u#:=17/36pt#; % cmssi8 % unit width width_adj#:=12/36pt#; % cmssi8 % width adjustment for certain characters serif_fit#:=-6/36pt#; % cmssi8 % extra sidebar near lowercase serifs cap_serif_fit#:=-8.5/36pt#; % cmssi8 % extra sidebar near uppercase serifs letter_fit#:=0pt#; % cmssi8 % extra space added to all sidebars body_height#:=216/36pt#; % cmssi8 % height of tallest characters asc_height#:=200/36pt#; % cmssi8 % height of lowercase ascenders cap_height#:=200/36pt#; % cmssi8 % height of caps fig_height#:=189/36pt#; % cmssi8 % height of numerals x_height#:=128/36pt#; % cmssi8 % height of lowercase without ascenders math_axis#:=72/36pt#; % cmssi8 % axis of symmetry for math symbols bar_height#:=63/36pt#; % cmssi8 % height of crossbar in lowercase e comma_depth#:=37/36pt#; % cmssi8 % depth of comma below baseline desc_depth#:=56/36pt#; % cmssi8 % depth of lowercase descenders crisp#:=0pt#; % cmssi8 % diameter of serif corners tiny#:=0pt#; % cmssi8 % diameter of rounded corners fine#:=0pt#; % cmssi8 % diameter of sharply rounded corners thin_join#:=15/36pt#; % cmssi8 % width of extrafine details hair#:=25/36pt#; % cmssi8 % lowercase hairline breadth stem#:=25/36pt#; % cmssi8 % lowercase stem breadth curve#:=25/36pt#; % cmssi8 % lowercase curve breadth ess#:=25/36pt#; % cmssi8 % breadth in middle of lowercase s flare#:=22/36pt#; % cmssi8 % diameter of bulbs or breadth of terminals dot_size#:=26/36pt#; % cmssi8 % diameter of dots cap_hair#:=25/36pt#; % cmssi8 % uppercase hairline breadth cap_stem#:=29/36pt#; % cmssi8 % uppercase stem breadth cap_curve#:=29/36pt#; % cmssi8 % uppercase curve breadth cap_ess#:=28/36pt#; % cmssi8 % breadth in middle of uppercase s rule_thickness#:=12.96/36pt#; % cmssi8 % thickness of lines in math symbols dish#:=0pt#; % cmssi8 % amount erased at top or bottom of serifs bracket#:=0pt#; % cmssi8 % vertical distance from serif base to tangent jut#:=0pt#; % cmssi8 % protrusion of lowercase serifs cap_jut#:=0pt#; % cmssi8 % protrusion of uppercase serifs beak_jut#:=0pt#; % cmssi8 % horizontal protrusion of beak serifs beak#:=0.4/36pt#; % cmssi8 % vertical protrusion of beak serifs vair#:=19/36pt#; % cmssi8 % vertical diameter of hairlines notch_cut#:=16/36pt#; % cmssi8 % maximum breadth above or below notches bar#:=18/36pt#; % cmssi8 % lowercase bar thickness slab#:=20/36pt#; % cmssi8 % serif and arm thickness cap_bar#:=19/36pt#; % cmssi8 % uppercase bar thickness cap_band#:=17/36pt#; % cmssi8 % uppercase thickness above/below lobes cap_notch_cut#:=22/36pt#; % cmssi8 % max breadth above/below uppercase notches serif_drop#:=2/36pt#; % cmssi8 % vertical drop of sloped serifs stem_corr#:=1/36pt#; % cmssi8 % for small refinements of stem breadth vair_corr#:=1/36pt#; % cmssi8 % for small refinements of hairline height apex_corr#:=4/36pt#; % cmssi8 % extra width at diagonal junctions o#:=6/36pt#; % cmssi8 % amount of overshoot for curves apex_o#:=0pt#; % cmssi8 % amount of overshoot for diagonal junctions slant:=0.21255; % cmssi8 % tilt ratio fudge:=0.93; % cmssi8 % factor applied to weights of heavy characters math_spread:=0.4; % cmssi8 % extra openness of math symbols superness:=0.7071; % cmssi8 % parameter for superellipses superpull:=0.05; % cmssi8 % extra openness inside bowls beak_darkness:=0; % cmssi8 % fraction of triangle inside beak serifs ligs:=2; % cmmi8 % level of ligatures to be included square_dots:=true; % cmssi8 % should dots be square? hefty:=true; % cmssi8 % should we try hard not to be overweight? serifs:=false; % cmssi8 % should serifs and bulbs be attached? monospace:=false; % cmssi8 % should all characters have the same width? variant_g:=false; % cmssi8 % should an italic-style g be used? low_asterisk:=false; % cmssi8 % should the asterisk be centered at the axis? math_fitting:=true; % cmmi8 % should math-mode spacing be used? % the following font parameters are explained in {\sl The \TeX book}, Appendix G subs:=6/8; % subscripts to 8pt will normally be in 6pt type rth#:=.4pt#; % assume that rules will come from cmex10 fontdimen 8: % parameters $\sigma_8$ through $\sigma_{22}$ will now be listed math_axis#+3.51rth#+36/36pt#+subs*desc_depth#, % num1 math_axis#+1.51rth#+24/36pt#, % num2 math_axis#+1.51rth#+38/36pt#, % num3 -(math_axis#-3.51rth#-subs*fig_height#-98/36pt#), % denom1 -(math_axis#-1.51rth#-subs*fig_height#-24/36pt#), % denom2 7.49pt#-subs*asc_height#, % sup1 6.99pt#-subs*asc_height#, % sup2 82/36pt#, % sup3 36/36pt#, % sub1 72/36pt#, % sub2 subs*asc_height#-36/36pt#, % sup_drop 18/36pt#, % sub_drop 11.9pt#, % delim1 9.1pt#, % delim2 math_axis#; % axis_height def diagonal (suffix ne, sw)= draw z.ne--z.sw enddef; generate sans-amsyb % switch to the driver file