PNG  IHDR;IDATxܻn0K )(pA 7LeG{ §㻢|ذaÆ 6lذaÆ 6lذaÆ 6lom$^yذag5bÆ 6lذaÆ 6lذa{ 6lذaÆ `}HFkm,mӪôô! x|'ܢ˟;E:9&ᶒ}{v]n&6 h_tڠ͵-ҫZ;Z$.Pkž)!o>}leQfJTu іچ\X=8Rن4`Vwl>nG^is"ms$ui?wbs[m6K4O.4%/bC%t Mז -lG6mrz2s%9s@-k9=)kB5\+͂Zsٲ Rn~GRC wIcIn7jJhۛNCS|j08yiHKֶۛkɈ+;SzL/F*\Ԕ#"5m2[S=gnaPeғL lذaÆ 6l^ḵaÆ 6lذaÆ 6lذa; _ذaÆ 6lذaÆ 6lذaÆ RIENDB` .\" Startup file for eqn. .if !d EQ .ds EQ .if !d EN .ds EN .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 cdot %type "binary" \(md% ifdef X75 ! define X %1% ! ifdef X100 ! define X %1% ! ifdef X75-12 ! define X %1% ! ifdef X100-12 ! define X %1% ! ifdef ps ! define ps|X|html %1% ! ifdef X ! define ps|X|html %1% ! ifdef html ! define ps|X|html %1% ! ifdef ps|X|html ! sdefine inf %"\s[\En[.s]*13u/10u]\v'12M'\(if\v'-12M'\s0"% ! ifdef dvi ! sdefine int %{type "operator" vcenter \[integral]}% sdefine sum %{type "operator" vcenter \[sum]}% sdefine prod %{type "operator" vcenter \[product]}% sdefine coprod %{type "operator" vcenter \[coproduct]}% 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 ! ifdef X ! set axis_height 32 ! ifdef ps|X|html ! set draw_lines 1 ! ifdef ascii ! define n %1% ! ifdef latin1 ! define n %1% ! ifdef utf8 ! define n %1% ! ifdef cp1047 ! define n %1% ! ifdef n ! set nroff 1 ! undef X undef ps|X|html undef n .EN