"KILL=453.

不学无术

报错：
% b* V6 l1 q# h1 [% A$ A9 o! ~The current group of characters is interpreted as a name beginning with character other than a letter.  The first character of a name must be a letter."
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3 j( j' [4 w* o0 n* w程序如下：
MODEL 1
' e: T4 T  `) i% ~, b  a0 R4 oCONST Tmax (VAL:500)
* w0 Y8 N) v- \0 h- D$ g4 CIm (VAL:30.e3)  
T1 (VAL:2.e-6)  
' s7 ~1 ~5 O+ o  D. L5 FT2 (VAL:50.e-6)  
, m0 ]' x6 Y- b' J) J6 Z8 J! b% I7 wm (VAL:5)
c (VAL:3.e8)  
v (VAL:1.1e8)
% u9 |( k# o' J1 W( W% kIo (VAL:1)   
z (VAL:6)  
0 m  c5 w+ F& ?' QINPUT UAP,UBP,UAN,UBN  
9 d, m3 w7 L% t, F4 WDATA Y,XA,XB  
8 [# G8 T' ^' p3 u. gOUTPUT UrAP,UrBP,UrAN,UrBN  
% A  v. A; Z1 L( K' nVAR UindA[0..1000],UindB[0..1000],dI[0..1000],
Tr,Ti,I,e,dt,UrAP,UrBP,UrAN,UrBN,
ta,tb,b,n,L,x,Ko,Ui,Tj
4 e! j. o. w) o7 z& \3 Q6 lFUNCTION SQR(x):=x*x
4 V) D+ X( n: |9 uFUNCTION F(x,tr):=(x+b*b*(c*tr-x))/sqrt(sqr(v*tr)+(1-b*b)*(x*x+y*y))
4 ~. @4 w7 U& c" NFUNCTION U0(x,tr):=60*Io*z*b*(c*tr-x)/(y*y+sqr(b*(c*tr-x)))
HISTORY
UrAP (dflt:0), UrBP (dflt:0)
UrAN (dflt:0), UrBN (dflt:0)
UAP (dflt:0), UBP (dflt:0)
5 g2 }  i4 L) W5 ~5 |' [UAN (dflt:0), UBN (dflt:0)
& Y7 d! B1 k: U2 n( A) O1 F- n# EINIT
dt:= timestep
5 s# a) U& {) v( L: j) \6 Ob:=v/c
L:=XA-XB
; G( |! q+ P. Q) ?% QFOR Tj:=1 TO 2 DO
if Tj=1 then
x:=XA
) N+ d% M: f+ h5 Q& Lelse
x:=-XB
6 ~! ]$ E$ I7 s- `. P8 Uend if
ta:=sqrt(x*x+y*y)/c
tb:=sqrt(sqr(x-L)+y*y)/c
) {: D1 b( Y- \) U  @FOR Ti:=0 TO Tmax DO
Tr:=Ti*dt
% I0 N! T) h$ h+ Nif Tr>ta
then
6 {. R' i! M; Q& D' ], [if Tr>tb+L/c
then
Ui:=U0(x,Tr)*(f(x,Tr)-f(x-L,Tr-L/c))
% }! @5 K% }% g5 U3 A$ S9 belse
Ui:=U0(x,Tr)*(f(x,Tr)+1)
( r( s% R, P9 b0 u. Eend if
- E% i! F, G, j1 I: {else
Ui:=0
end if
5 a2 U6 w9 ^  c: D+ d0 V8 @if Tj=1 then
& e7 l2 s/ x8 `  @UindA[Ti]:=Ui else
) i# V6 ?0 X3 ~3 V. t$ QUindB[Ti]:=Ui
2 A2 Y, e- d8 a, G0 D; s  Mendif
/ N' s9 V2 |+ F* W1 g$ {* REND FOR
END FOR
FOR Ti:=0 TO Tmax DO  
Tr:=Ti*dt
4 ]) G) k0 x! }8 u( zIF (Ti=0) THEN dI[0]:=0
/ e+ }( x6 B  I% K$ D4 XELSE
: Z# Q  _5 D6 r9 V! w: ]e:=exp(-(T1/T2)*exp(ln(m*T2/T1)/m))
: x8 d8 Z0 [. J8 R, }; ?9 pI:=Im/e*exp(m*ln(Tr/T1))/(exp(m*ln(Tr/T1))+1)*exp(-Tr/T2)
dI[Ti]:=I*((m/Tr)/(exp(m*ln(Tr/T1))+1)-1/T2)
# ?% v3 [( T) s0 X. FEND IF
END FOR
Ti:=Tmax
4 ~) t: _& P; H/ A) sWHILE Ti>1 DO
6 Y. \) v& o2 T% d( x- NFOR Tr:=1 TO Ti-1 DO
UindA[Ti]:=UindA[Ti]+UindA[Tr]*dI[Ti-Tr]*dt
2 e; y( C" [% Q% VUindB[Ti]:=UindB[Ti]+
, G7 R) F2 J1 V) C: L" FUindB[Tr]*dI[Ti-Tr]*dt
ENDFOR
. Y% x) s! i' B: MTi:=Ti-1
) E0 ]4 K' v6 I7 l4 r4 t' EEND WHILE

4 Q! z2 I7 l. Z( W8 \  LTr:=L/c
8 e. L  \, P2 ]# A/ EEND INIT
* S, [, C$ e- M3 r; oEXEC
UrAP:=UindA[t/dt]+2*delay(UBP,Tr-dt,1)-delay(UrBP,Tr,1)
UrAN:=UindA[t/dt]+2*delay(UBN,Tr-dt,1)-delay(UrBN,Tr,1)
UrBP:=UindB[t/dt]+2*delay(UAP,Tr-dt,1)-delay(UrAP,Tr,1)
UrBN:=UindB[t/dt]+2*delay(UAN,Tr-dt,1)-delay(UrAN,Tr,1)
END EXEC
* b' Z: X7 b( dEND MODEL
+ Q. ?& a1 g5 y' f: N
! Q1 _1 c. o8 ]( E# X
7 k7 e# ]# b$ _

不学无术

找不出错了，有高手吗

点电灯

楼主，很抱歉，我是新手，看不出来问题，但是我又一个问题想请教一下楼主，楼主的MODEL编程是通过什么资料学习的？