No BSD License
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Zi =filteric(B,A,X,Y)
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acosd(alpha)
ACOSD arc cos, in degrees, of the elements of alpha.
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ayrton(range, amp, resist)
AYRTON calculates resistances for an Ayrton multirange ammeter.
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bending1(s, d, F1, F2)
BENDING1 bending moments caused vehicle moving on beam.
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conic(phi, param)
CONIC.M generates a conic section whose equation is given in polar form.
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dcmot(t,om);
this function represents the model of a DC motor
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dervabk(t,x);
this function returns the derivatives of the unit feedback system
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divide(x, y)
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eulangle(psi, theta, phi)
EULANGLE matrix of rotations by Euler's angles.
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evalpol2(c, x)
EVALPOL2 Polynomial evaluation by Horner's scheme.
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fact(x)
FACT factorial by a recursive procedure.
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gcd1(x, y, tol)
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gcd2(x, y)
GCD2 greatest common divisor by a recursive procedure.
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pend(t,w);
This m-file describes the motion of a pendulum subject to gravity,
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pliny(t,h);
This function respresents the model of the Pliny's intermittent fountain
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rndprm1(X);
RNDPRM1 random permutation of row vector using FOR loop.
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rndprm2(X);
RNDPRM2 random permutation of row vector using WHILE loop.
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rndprm3(X);
RNDPRM3 random permutation of row vector using recursion.
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rtate(theta)
RTATE(THETA) rotates theta degrees counterclockwise
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scale(alpha, beta)
SCALE scaling matrix.
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segment(A,r)
SEGMENT angle subtended by a circular segment.
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segment1(A,r)
SEGMENT1 angle of circular segment, plot of iterations.
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simp(x, y)
SIMP(X, Y) Simpson integration of tabular data y(x).
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sind(alpha)
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sind(alpha)
COSD(ALPHA) cosine of the elements of ALPHA, angle measured in degrees.
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spipe(Re)
LAMBDA smooth-pipe frictional coefficient.
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tankv(M, V0, tol)
TANKV(M, V0, tol) tank volume by iterative method
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trlate(dx, dy)
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uramp(t, t0)
URAMP(t, t0) unit ramp function beginning at t0.
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ustep(t, t0)
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vprod(A, B)
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wd =doga(t,w);
This function represents the model of the dog chasing problem,
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wd =dogb(t,w);
This function represents the model of the dog chasing problem,
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wd=derv2a(t,w);
example of linear differential equation
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wd=derv2b(t,w);
example of linear differential equation
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wd=derv3a(t,w);
example of linear differential equation
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wd=derv3b(t,w);
example of linear differential equation
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wd=invp(t,w);
inverted pendulum on a cart.
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wd=spring(t,w);
This function defines the differential equation relative to
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wd=stiff(t,w);
This function defines the differential equation of a stiff system
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xd=cspring(t,x);
This function defines the spring system. It is written in the format
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alias.m
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atmpres.m
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bolind1.m
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br1.m
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br2.m
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br3.m
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ch14ex10.m
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ch14ex12.m
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ch14ex2a.m
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ch14ex2b.m
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ch14ex3a.m
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ch14ex3b.m
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ch14ex4a.m
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ch14ex4b.m
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ch14ex7.m
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ch15ex11.m
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ch15ex14.m
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ch15ex16.m
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ch15ex3.m
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ch15ex5.m
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ch15ex7.m
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ch15ex8.m
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ch15ex9.m
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ch16ex10.m
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ch16ex12.m
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ch16ex2.m
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ch16ex3.m
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ch16ex7.m
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complext.m
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crane.m
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diode.m
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door.m
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evalpol.m
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evalpol1.m
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exa2_05.m
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exa3_05.m
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exa3_06.m
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exam04_1.m
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exam09_2.m
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exam09_3.m
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exe10_02.m
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exe10_06.m
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exe10_09.m
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exe11_12.m
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exe11_13.m
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exe17_04.m
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exer2_03.m
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exer2_04.m
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exer2_06.m
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exer2_09.m
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exer2_11.m
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exer3_03.m
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exer3_07.m
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exer3_10.m
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exer3_13.m
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exer3_14.m
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exer4_05.m
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exer4_06.m
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exer4_10.m
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exer5_07.m
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exer6_05.m
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exer6_06.m
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exer6_08.m
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exer7_03.m
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exer8_02.m
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exer8_05.m
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exer9_05.m
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exer9_11.m
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fig04_06.m
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fig04_09.m
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fig05_08.m
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fig06_01.m
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fig06_02.m
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fig10_03.m
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fig10_04.m
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fig10_12.m
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fig11_01.m
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fig11_02.m
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fig1_11.m
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fndwmal.m
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hello.m
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hi_lo.m
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itermenu.m
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kvisc.m
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newton.m
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ospring.m
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pipe.m
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raphson.m
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rectify.m
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rod1.m
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rod2.m
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s_couple.m
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scissor.m
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supsteam.m
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turbot.m
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ultim.m
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vecrot.m
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yellow.m
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yellow1.m
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View all files
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| wd=stiff(t,w); |
function wd=stiff(t,w);
% This function defines the differential equation of a stiff system
% It is written in the format required by ODE23 and ODE45.
a = [998 1998; -999 -1999];
yd = a*y;
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