"KILL=453.

不学无术

报错：
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."

程序如下：
, O. h! `6 K% ~8 c8 ?& v" D; hMODEL 1
CONST Tmax (VAL:500)
: `' {1 G% c, R  X/ oIm (VAL:30.e3)  
& s0 F8 o4 a1 ?5 E* oT1 (VAL:2.e-6)  
. l0 ^: L6 {8 N7 rT2 (VAL:50.e-6)  
& k' m4 y. G- T# m: a1 i# g. am (VAL:5)
( H1 `4 h, J/ F# Kc (VAL:3.e8)  
4 N5 ~2 B3 M7 g  w$ X( B- J+ T, H5 F6 kv (VAL:1.1e8)
) H, G' Y6 u+ ]3 }% \0 \! T; bIo (VAL:1)   
z (VAL:6)  
( m" w7 a) ^$ E- B! @1 g% LINPUT UAP,UBP,UAN,UBN  
) p4 _/ X) D/ l+ K  l" v( q6 d6 WDATA Y,XA,XB  
OUTPUT UrAP,UrBP,UrAN,UrBN  
VAR UindA[0..1000],UindB[0..1000],dI[0..1000],
) l( W( {4 j! G+ s! A8 T- D, eTr,Ti,I,e,dt,UrAP,UrBP,UrAN,UrBN,
ta,tb,b,n,L,x,Ko,Ui,Tj
/ p& `1 l& _' g! W/ \+ l$ m5 F& P' o6 uFUNCTION SQR(x):=x*x
FUNCTION F(x,tr):=(x+b*b*(c*tr-x))/sqrt(sqr(v*tr)+(1-b*b)*(x*x+y*y))
' ~" v$ K6 M3 S8 U# ?FUNCTION U0(x,tr):=60*Io*z*b*(c*tr-x)/(y*y+sqr(b*(c*tr-x)))
# {  N5 N" V; E: `HISTORY
; q  h$ Z/ l! \, @6 QUrAP (dflt:0), UrBP (dflt:0)
' E" K* R3 _1 B. m3 b: IUrAN (dflt:0), UrBN (dflt:0)
UAP (dflt:0), UBP (dflt:0)
$ f. g( \1 g9 t+ g/ i. DUAN (dflt:0), UBN (dflt:0)
INIT
8 _1 j0 h1 Z  B3 tdt:= timestep
b:=v/c
L:=XA-XB
FOR Tj:=1 TO 2 DO
- }) H* e, }  W9 O$ [+ K; a% s$ Xif Tj=1 then
- F3 `0 [, x) @& w, r% Ox:=XA
; E$ [3 t4 m  r8 Z. s* Gelse
: i  G. c5 L) Z7 y5 ]. c6 {x:=-XB
6 s& ?8 T" r. A) @. ~- {: D$ oend if
! L9 r! G9 R9 g% W& Z1 hta:=sqrt(x*x+y*y)/c
tb:=sqrt(sqr(x-L)+y*y)/c
: O4 Q. H0 s3 W6 t0 m- _2 t5 RFOR Ti:=0 TO Tmax DO
7 ?2 G5 U, b3 I6 T! S7 iTr:=Ti*dt
" w1 p% x8 z3 |& W9 c7 @" sif Tr>ta
then
if Tr>tb+L/c
then
. O8 _7 f" @5 {Ui:=U0(x,Tr)*(f(x,Tr)-f(x-L,Tr-L/c))
; d) \' V. \( X. v( `7 ^1 f% nelse
: `7 r3 k2 n, h; w# R9 F" y/ SUi:=U0(x,Tr)*(f(x,Tr)+1)
# u3 Y2 j. H" F" ^: C; y, z0 q  @end if
else
Ui:=0
end if
if Tj=1 then
UindA[Ti]:=Ui else
UindB[Ti]:=Ui
endif
7 [7 i7 B/ U7 B) G; ?& K2 q6 _& kEND FOR
END FOR
; y* Q) R" F: c( L$ t: a# AFOR Ti:=0 TO Tmax DO  
Tr:=Ti*dt
IF (Ti=0) THEN dI[0]:=0
ELSE
  f1 S+ y2 E% C) h: z3 Pe:=exp(-(T1/T2)*exp(ln(m*T2/T1)/m))
' e8 [# l% p! D- e* P  A0 i/ YI:=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)
END IF
1 q$ G$ f8 J" bEND FOR
' {6 e" I) ~/ T4 ]* k  k5 {, XTi:=Tmax
WHILE Ti>1 DO
3 N- D; Y) Z; S" l; Q$ r2 C6 D1 qFOR Tr:=1 TO Ti-1 DO
UindA[Ti]:=UindA[Ti]+UindA[Tr]*dI[Ti-Tr]*dt
UindB[Ti]:=UindB[Ti]+
UindB[Tr]*dI[Ti-Tr]*dt
* u# ]' b  H# T! c( L3 p/ s+ A/ CENDFOR
Ti:=Ti-1
END WHILE

Tr:=L/c
1 J  a' f! c' E0 P. j3 d: aEND INIT
7 ~3 r9 k+ x6 Y6 O' G' lEXEC
: O) ^8 Y; h8 ~UrAP:=UindA[t/dt]+2*delay(UBP,Tr-dt,1)-delay(UrBP,Tr,1)
1 @$ R0 y* V, q1 Z6 M6 X; A+ wUrAN:=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)
1 D' t: ?8 P0 w4 IUrBN:=UindB[t/dt]+2*delay(UAN,Tr-dt,1)-delay(UrAN,Tr,1)
END EXEC
END MODEL
2 m7 D  O% Q! ]) u5 n8 f" w6 t
/ O, B! S6 B7 D

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？