Mechanical APDL Basic Analysis Guide - Ansys

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Index J Jacobi Conjugate Gradient (JCG) solver, 97, 102 jobname defining, 1, 297 K key options (KEYOPTs), 2 keypoints body loads for, 42 KUSE command, 58 L large deflection effects and node locations, 36 layered elements, 239 LDREAD command, 47 lift, 149 light-source shading, 244 linear material properties, 4 linearized stresses, 153, 158 lines specifying body loads for, 43 listing element information, 3 inertia loads, 46 real constant information, 3 listings customizing, 154 element data, 150 nodal data, 150 path, 153 reaction loads, 151 sorted, 154 vector, 153 load case appending to a results file, 177 combining in harmonic element models, 178 mid-surface nodes, 175 load case combinations, 175 load step options, 20 automatic time stepping, 56 Biot-Savart options, 62 database and results file output, 60 definitions of, 20 dynamics, 59 general, 55 nonlinear options, 60 number of substeps, 55 output controls, 60 printed output, 60 specifying, 55 322 spectrum options, 62 stepped or ramped loads, 56 time option, 55 types of, 55 load steps, 19, 22 creating multiple files, 62 defining multiple, 62 file method solution, 114 multiple, 113 solving multiple load steps, 20 loads applying, 18–19, 26 applying pressure loads on beams, 35 applying using TABLE array parameters, 49 applying via surface effect elements, 40 axisymmetric, 47 body loads, 40 coupled-field loads, 47 definition of, 19, 21 if no resistance to, 48 inertia loads, 46 initial state, 48 introduction to, 21 pretension, 64 stepped vs. ramped, 25 surface, 34 tapered, 36 verifying in steady-state thermal analysis, 52 verifying loads defined with TABLE array parameters, 52 LSSOLVE command, 114 M macros animation, 268 magnetic command macros, 182 magnetic forces, 182 magnetomotive force, 182 MAGOPT command, 58 mapping results, 181 mass density, 46 master degrees of freedom graphics symbols for, 248 MAT command, 4 material library advantages of, 15 conventions for material library filenames, 16 creating a material library file, 16 format of material library files, 15 reading a material library file, 17 setting a read/write path for files, 16 using material library files, 15 Release 13.0 - © SAS IP, Inc. All rights reserved. - Contains proprietary and confidential information of ANSYS, Inc. and its subsidiaries and affiliates.
material model interface, 8 material properties anisotropic, 8 constant properties, 4 defining, 4 isotropic properties, 4 linear properties, 4 material library files, 15 nonlinear properties, 7 orthotropic properties, 4 plotting versus temperature, 4 temperature-dependent properties, 4 material reference numbers, 4 memory error messages, 315 solver, 103 memory management, 307 memory saving when generating stiffness matrix, 101 meshing, 17 midside nodes results, 175 modal analysis limitations on, 18 MODE command, 47, 58 mode numbers, 58 models basic steps in creating, 1 creating geometry for, 17 MODOPT command, 18 MP command, 4 MPAMOD command, 4 MPDATA command, 4 MPDRES command, 4 /MPLIB command, 15–16 MPLIST, 4 MPPLOT command, 4, 257 MPREAD command, 17 MPTEMP command, 4 MPTGEN command, 4 MPTRES command, 4 MPWRITE command, 16 multi-plotting, 225 multiframe restart, 117 multiple load steps solving, 113 multiple solve solution method, 113 Multiprocessor solvers, 97 N neutral graphics file, 277 Newton-Raphson options, 18 NOCOLOR command, 278 node rotation angles, 28 nodes sorting by number, 154 /NOERASE command, 228 non-summable data, 179 nonlinear analysis substeps in, 55 nonlinear load step options, 60 nonlinear material properties, 7 NPRINT command, 202 NROPT command, 18 NUMEXP command, 58 O OMEGA command, 46 orthotropic material properties, 4 /OUTPUT command, 112 output controls, 60 output file, 298 contents of, 112 P page file, 307 Parallel Performance for ANSYS, 97 parameters TABLE type, 49 partial solution method, 123 particle flow trace, displaying, 250 particle flow traces, 143 path defining, 155 mapping results to, 155–156 operations, 158 plotting and listing, 158 path plots, 142, 158 paths defining for material library files, 16 pausing the ANSYS program, 234 /PBC command, 252 /PCOPY command, 281 permanent files definition of, 297 table of, 299 PGR file access, 168 PGR file content specification, 109 PLCPLX command, 260 /PLOPTS command, 228 PLOT command, 278 plots, 140 (see Displays) cracking and crushing, 145 plotting Release 13.0 - © SAS IP, Inc. All rights reserved. - Contains proprietary and confidential information of ANSYS, Inc. and its subsidiaries and affiliates. Index 323
Page 1 and 2:
ANSYS Mechanical APDL Basic Analysi
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Table of Contents 1. Getting Starte
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2.8.4.3. Define Material Properties
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7.2.1.6. Particle Flow and Charged
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10. Getting Started with Graphics .
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13.2.4.1.Turning Load Symbols and C
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20.8. Reviewing Contents of Binary
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List of Tables 2.1. DOF Constraints
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Chapter 1: Getting Started with ANS
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shown below define two element type
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You can choose constant, isotropic,
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You can save linear material proper
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Figure 1.4 Material Model Interface
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Figure 1.7 Data Input Dialog Box -
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The first example below is intended
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9. Click on OK. The dialog box clos
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1.1.4.9. Reading a Material Library
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If you are performing a static or f
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Chapter 2: Loading The primary obje
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Figure 2.2 Transient Load History C
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The arc-length method is an advance
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• Transferred solid loads will re
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Note If the node rotation angles th
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Figure 2.7 Scaling Temperature Cons
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Below are examples of some of the G
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Utility Menu> List> Loads> Surface>
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Figure 2.9 Example of Surface Load
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the shell, and 270° to 360° for t
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Below are examples of some of the G
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Figure 2.15 Transfers to BFK Loads
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CASE C: At least one BFV, BFA, or B
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A handy way to specify density so t
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For more information, see Initial S
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Boundary Condition Heat Flux Film C
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This problem consists of a thermal-
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2.6. Specifying Load Step Options A
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- All loads changed in later load s
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Main Menu> Preprocessor> Loads> Loa
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Command GUI Menu Paths Main Menu> S
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! Load Step 1: D, ... ! Loads SF, .
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Modeling> Create> Elements> Auto Nu
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Figure 2.22 Pretension Section Samp
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cylind,0.35,1, 0.75,1, 0,180 wpstyl
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11. Select Utility Menu> PlotCtrls>
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24. Select Utility Menu> Plot> Comp
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Chapter 3: Using the Function Tool
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Hint: A common error is a divide-by
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3.3. Using the Function Loader When
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2. Define the convection boundary c
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7. Optional: Enter comments for thi
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3.6.1. Graphing a Function From the
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Chapter 4: Initial State The term i
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inis,defi,,,1,,100,200,150 inis,def
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applies an equal stress of SX = 100
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4.7.2. Example: Initial Stress Prob
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inis,defi,all,all,all,all,0.1,,, in
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Chapter 5: Solution In the solution
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Solver Typical Applications * In to
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used. Running the distributed spars
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With all iterative solvers, be part
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5.3.3. Disk Space (I/O) and Postpro
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If your analysis is either static o
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Note Whether you make changes to on
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Figure 5.2 PGR File Options From th
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GUI: Main Menu> Solution> Current L
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Figure 5.3 Examples of Time-Varying
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Requirements for Performing an Anal
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*dim,temtbl,table,4,1,,time ! Defin
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5.9.1.1.1. Multiframe Restart Limit
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prnsol finish 5.9.2. VT Accelerator
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5.12. Stopping Solution After Matri
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Chapter 6: An Overview of Postproce
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each element. Derived data are also
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Chapter 7: The General Postprocesso
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Although not required for postproce
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The ETABLE command documentation li
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• Path plots • Reaction force d
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The PLETAB command contours data st
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PLDISP,1 ! Deformed shape superimpo
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7.2.1.6. Particle Flow and Charged
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• Particle flow traces occasional
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The surfaces you create fall into t
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You can opt to archive all defined
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19 41.811 51.777 .00000E+00 -66.760
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Sample PRETAB and SSUM Output *****
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7.2.5. Mapping Results onto a Path
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Command(s): PDEF GUI: Main Menu> Ge
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To retrieve path information from a
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7.2.6. Estimating Solution Error On
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Write Results - You can use the dat
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NOTE: When you append data to your
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EMF - Windows Enhanced Metafile For
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Figure 7.20 The PGR File Options Di
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7.4.8. Comparing Nodal Solutions Fr
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the effect of the rigid body rotati
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The SADD command (Main Menu> Genera
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To view correct mid-surface results
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To get usable results combine the r
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7.4.4. Mapping Results onto a Diffe
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• EMF (Main Menu> General Postpro
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7.4.8.1. Matching the Nodes The Mec
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7.4.8. Comparing Nodal Solutions Fr
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Chapter 8: The Time-History Postpro
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enables the alternate selections sh
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1. Click on the Add Data button. Re
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APPEND Appends data to previously s
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!derivative of variable 2 with resp
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The above command assumes that you
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When plotting complex data such as
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Sample Output from EXTREM time-hist
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5. Select the variables to be opera
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RESP requires two previously define
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Chapter 9: Selecting and Components
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Note Crossover commands for selecti
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would put UX and UZ constraints on
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The Command Reference describes the
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Chapter 10: Getting Started with Gr
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Remote Network Access Hidden Line R
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10.4.1. Adjusting Input Focus To en
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• If the environment variable SB_
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10.5.5. Erasing the Current Display
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Chapter 11: General Graphics Specif
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11.3.1. Changing the Viewing Direct
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11.4. Controlling Miscellaneous Tex
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11.4.3. Controlling the Location of
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Chapter 12: PowerGraphics Two metho
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The subgrid approach affects both t
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Chapter 13: Creating Geometry Displ
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Figure 13.1 Element Plot of SOLID65
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13.2.1.12. Vector Versus Raster Mod
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Figure 13.2 Create Best Quality Ima
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13.2.3.2. Choosing a Format for the
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Chapter 14: Creating Geometric Resu
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Figure 14.2 A Typical ANSYS Results
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• Changing the contour interval.
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14.5. Isosurface Techniques Isosurf
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Chapter 15: Creating Graphs If you
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Establishing separate Y-axis scales
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15.2.3.5. Defining the TIME (or, Fo
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Chapter 16: Annotation A common ste
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16.3. 3-D Annotation 3-D text and g
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Chapter 17: Animation Animation is
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• ANMODE (Utility Menu> PlotCtrls
Page 287 and 288: Figure 17.2 The Animation Controlle
Page 289 and 290: Note If you are doing animation fro
Page 291 and 292: Chapter 18: External Graphics Besid
Page 293 and 294: 18.1.4. Exporting Graphics in UNIX
Page 295 and 296: Note The commands discussed in this
Page 297 and 298: 18.3.6. Editing the Neutral Graphic
Page 299 and 300: Chapter 19: The Report Generator Th
Page 301 and 302: 2. Specify a caption for the captur
Page 303 and 304: 19.4.1.1. Creating a Custom Table I
Page 305 and 306: Table ID 46 47 48 Description Compo
Page 307 and 308: Button or Field DYNAMIC DATA REPORT
Page 309 and 310: The HTML tag to begin JavaScript co
Page 311 and 312: listingName A unique listing name a
Page 313 and 314: Chapter 20: File Management and Fil
Page 315 and 316: 20.4. Text Versus Binary Files Depe
Page 317 and 318: Identifier ELEM EMAT ERR ESAV FATG
Page 319 and 320: 20.4.3. File Compression Many file
Page 321 and 322: You can also redirect graphics outp
Page 323 and 324: Chapter 21: Memory Management and C
Page 325 and 326: 21.3.3. Changing Database Space Fro
Page 327 and 328: Figure 21.4 Dividing Work Space ANS
Page 329 and 330: NUM_BUFR is the number of buffers p
Page 331 and 332: een chosen for efficient running of
Page 333 and 334: Index Symbols 3-D graphics devices,
Page 335 and 336: path plots, 142 POST26 graphs, 200
Page 337: fatigue graphs, 257 files, 277 focu
Page 341 and 342: multiframe, 117 restarting an analy
Page 343 and 344: WINDOW command, 227 Windows graphic
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