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eF

Fp

Undeformedstate, time t=0

at time t.Configuration

UnstressedConfiguration

F

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tn

Unstressed Configuration

at time

Fn

Fn+1

F

u

Dn+1

pexp( t )

Fn

p

Fn

e

Fe

n+1

Fn+1

p

F*

e

tn

Known Configuration

at time

tn+1

at time

Unstressed

Configuration

tn+1

at time

Known

Configuration

Undeformed

state, t=0

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tnTime t=

tn+1Time t=

Time t=0

Fd u

Fu

B0

Bn

Bn+1

Configurationsduring the iterativeprocess

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X

Y

y = g(x)

Work piece

Die surface

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.U

2b

2a

b

a

z

r

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0.258

0.376

0.494

0.611

0.7290.8460.9641.082

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32.372

33.330

34.287

35.245

36.203

37.16038.11839.075

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0.100

0.195

0.289

0.384

0.478

0.573

0.668

0.762

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30.555

31.533

32.512

33.490

34.468

35.447

36.425

37.403

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