"KILL=453.

不学无术

报错：
8 z* h9 X& R' `# K+ ?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."

, @' L$ o! x' ^程序如下：
MODEL 1
- [( ?( U3 w, |2 V1 z$ r$ i( [: C; S" cCONST Tmax (VAL:500)
7 @2 {- }" ~5 qIm (VAL:30.e3)  
T1 (VAL:2.e-6)  
2 W, f; q3 N! t9 C6 G2 `5 iT2 (VAL:50.e-6)  
m (VAL:5)
+ l' h8 K1 \' p2 h  K& m2 `c (VAL:3.e8)  
v (VAL:1.1e8)
Io (VAL:1)   
; Y3 \; k# D4 O) m' C" d# \z (VAL:6)  
% X  c" m8 d& F4 e/ EINPUT UAP,UBP,UAN,UBN  
$ ?4 L* a; [( f9 u$ F; Y0 nDATA Y,XA,XB  
OUTPUT UrAP,UrBP,UrAN,UrBN  
VAR UindA[0..1000],UindB[0..1000],dI[0..1000],
! h# A2 X2 {. R  a1 B7 D& GTr,Ti,I,e,dt,UrAP,UrBP,UrAN,UrBN,
ta,tb,b,n,L,x,Ko,Ui,Tj
FUNCTION SQR(x):=x*x
% P( A" H" j3 n) k! |  ?- N& gFUNCTION F(x,tr):=(x+b*b*(c*tr-x))/sqrt(sqr(v*tr)+(1-b*b)*(x*x+y*y))
FUNCTION U0(x,tr):=60*Io*z*b*(c*tr-x)/(y*y+sqr(b*(c*tr-x)))
HISTORY
" w8 \, L7 N- F% ^+ C5 \' ?& n) WUrAP (dflt:0), UrBP (dflt:0)
UrAN (dflt:0), UrBN (dflt:0)
UAP (dflt:0), UBP (dflt:0)
4 _3 L( j7 K7 l8 a; T+ ~2 U6 Y: CUAN (dflt:0), UBN (dflt:0)
INIT
8 n) [8 B' [7 N5 y* d) [dt:= timestep
b:=v/c
L:=XA-XB
; U2 o9 |, N7 n3 A6 t% z0 xFOR Tj:=1 TO 2 DO
if Tj=1 then
x:=XA
else
x:=-XB
end if
, _. L. b% ?4 d  y- p) q* Y; r! xta:=sqrt(x*x+y*y)/c
: d- U3 n1 ~" m* wtb:=sqrt(sqr(x-L)+y*y)/c
FOR Ti:=0 TO Tmax DO
, R+ z' |& |5 u6 a/ dTr:=Ti*dt
8 H, Q3 }/ h+ W0 |) Y6 Hif Tr>ta
- g7 H# P% V, D2 e7 }then
if Tr>tb+L/c
then
Ui:=U0(x,Tr)*(f(x,Tr)-f(x-L,Tr-L/c))
6 r% e# ]# @5 H0 x3 Z: c5 Aelse
Ui:=U0(x,Tr)*(f(x,Tr)+1)
end if
else
0 f- m, f5 O" z9 J4 a5 P. TUi:=0
end if
) |' N6 O% [9 J1 S2 P  C2 vif Tj=1 then
, M0 C5 F5 r# x, PUindA[Ti]:=Ui else
UindB[Ti]:=Ui
endif
END FOR
END FOR
4 c: [+ r  Y& iFOR Ti:=0 TO Tmax DO  
Tr:=Ti*dt
3 }2 z  \; z1 X* a3 u- {; e: U' LIF (Ti=0) THEN dI[0]:=0
% O7 ^2 {( H. e- X/ @4 `, _ELSE
2 o3 m- }/ T- [9 M8 E4 L1 A, De:=exp(-(T1/T2)*exp(ln(m*T2/T1)/m))
/ ^* d1 d' W% M$ f# R: w2 QI:=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)
# O! Q% R5 }8 T  k1 j  W' J: f8 @8 LEND IF
END FOR
Ti:=Tmax
7 c1 Y3 p5 B0 o% ^, X* }  IWHILE Ti>1 DO
1 k) Y7 s2 D9 y9 a& oFOR 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
( ?& `) V  \2 p# x, }& HENDFOR
! J8 }' z: g; I) r) D$ J/ y+ ^Ti:=Ti-1
9 S% B9 Q- F' ^$ L* {6 z* V0 WEND WHILE
) F9 ^: R6 }% S5 P( M
- j& i, n) x! }, `6 l0 N+ `* S4 Z0 DTr:=L/c
END INIT
EXEC
9 V, k+ _+ s; ]( q  E$ QUrAP:=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)
  {# U& t8 D, A! d- P' D1 y7 GUrBP:=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
) K8 _- o, L+ m% Z- |) B- cEND MODEL

% Q+ B9 q: a3 d$ P

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？