usr/src/usr.bin/groff/devices/devdvi/eqnchar

.EQ
sdefine << %{ < back 20 < }%
sdefine >> %{ > back 20 > }%

sdefine dot %accent "\fR\(a.\fP"%
sdefine dotdot %accent "\fR\(ad\fP"%
sdefine vec %accent {up 52 "\s[\En[.s]/2u]\(->\s0"}%
sdefine dyad %accent {up 52 "\s[\En[.s]/2u]\(<>\s0"}%

sdefine int %{type "operator" vcenter \(is}%
sdefine sum %{type "operator" vcenter \[sum]}%
sdefine prod %{type "operator" vcenter \[product]}%
sdefine coprod %{type "operator" vcenter \[coproduct]}%

sdefine cdot %type "binary" \(md%

set num1 68
set num2 39
set denom1 69
set denom2 34
set sup1 41
set sup2 36
set sup3 29
set sup_drop 39
set sub_drop 5
set axis_height 25
set x_height 43
set default_rule_thickness 4
set big_op_spacing1 11
set big_op_spacing2 16
set big_op_spacing3 20
set big_op_spacing4 60
set big_op_spacing5 10

.EN