01Basic Concepts of Software Engineering and Maintenance
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Transcript of 01Basic Concepts of Software Engineering and Maintenance
![Page 1: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/1.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
Basicconcepts
ofsoftwareengineeringand
maintenance
G.Giuliani
InternationalCentreforTheorethicalPhysics
-Trieste
Earth
System
Physics
Section
ICTP
-Earth
System
PhysicsSection
AdvancedSchoo
lon
Scientific
SoftwareDevelop
ment
Trieste,20
Feb
-2Mar
2012
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 2: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/2.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t
�Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 3: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/3.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 4: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/4.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 5: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/5.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 6: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/6.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 7: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/7.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 8: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/8.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 9: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/9.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 10: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/10.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
IsSoftwarepart
ofScience?
�WhatScience
isAbou
t�
Try
toun
derstand
Reality
�Collect
inform
ationas
numerical
values
�Build
know
ledg
eon
itwithanalysisandmod
els
�Ormix
theprevious
twopoints
�Com
puteraidedScience
�Science
ISinform
ationprocessing
�Large
compu
tation
anddata
requ
ireacompu
ter
�Softwaredevelopm
entisno
tscienceforitself
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 11: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/11.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s�
The
calculator
helpsgetthemathdo
nesoon
er�
The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 12: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/12.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s�
The
calculator
helpsgetthemathdo
nesoon
er�
The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 13: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/13.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s
�The
calculator
helpsgetthemathdo
nesoon
er�
The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 14: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/14.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s�
The
calculator
helpsgetthemathdo
nesoon
er
�The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 15: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/15.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s�
The
calculator
helpsgetthemathdo
nesoon
er�
The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 16: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/16.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s�
The
calculator
helpsgetthemathdo
nesoon
er�
The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 17: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/17.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Scientifical
Problem
�The
Scientist
aimsto
undertandthereality
�The
Scientist
makes
mod
elsof
thereality
�The
mod
elisabu
nchof
mathequation
s�
The
calculator
helpsgetthemathdo
nesoon
er�
The
softwareistheinstructionto
getthere
�Ifthetimeto
resultislowered
bycalculator
�The
Scientist
ishapp
ywithpu
blications
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 18: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/18.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls�
WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 19: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/19.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls�
WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 20: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/20.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls�
WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 21: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/21.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls�
WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 22: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/22.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls
�WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 23: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/23.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls�
WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 24: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/24.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
The
Software
�Softwareforscienceis...
�DataDigitalizationandStorage
�Num
erical
Algorithm
sandPackages
�Program
mingLangu
ages
andEnviron
ment
�DataVisualizationToo
ls�
WordProcessorsandPub
lishing
�Inform
ationExchang
eSystems
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 25: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/25.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
MyProblem
needsanewsolution
�Ineed
towrite
softwareif
�Ihave
anew
instrument
�Ihave
anew
mod
elto
implem
ent
�Ihave
anew
numerical
algorithm
�Ihave
anew
view
ingpoint
tomydata
�Ihave
anew
commun
ityto
sharedata
with
�IsthereaGoo
dWay
towrite
Scientific
Software?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 26: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/26.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
MyProblem
needsanewsolution
�Ineed
towrite
softwareif
�Ihave
anew
instrument
�Ihave
anew
mod
elto
implem
ent
�Ihave
anew
numerical
algorithm
�Ihave
anew
view
ingpoint
tomydata
�Ihave
anew
commun
ityto
sharedata
with
�IsthereaGoo
dWay
towrite
Scientific
Software?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 27: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/27.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
MyProblem
needsanewsolution
�Ineed
towrite
softwareif
�Ihave
anew
instrument
�Ihave
anew
mod
elto
implem
ent
�Ihave
anew
numerical
algorithm
�Ihave
anew
view
ingpoint
tomydata
�Ihave
anew
commun
ityto
sharedata
with
�IsthereaGoo
dWay
towrite
Scientific
Software?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 28: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/28.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
MyProblem
needsanewsolution
�Ineed
towrite
softwareif
�Ihave
anew
instrument
�Ihave
anew
mod
elto
implem
ent
�Ihave
anew
numerical
algorithm
�Ihave
anew
view
ingpoint
tomydata
�Ihave
anew
commun
ityto
sharedata
with
�IsthereaGoo
dWay
towrite
Scientific
Software?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 29: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/29.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
MyProblem
needsanewsolution
�Ineed
towrite
softwareif
�Ihave
anew
instrument
�Ihave
anew
mod
elto
implem
ent
�Ihave
anew
numerical
algorithm
�Ihave
anew
view
ingpoint
tomydata
�Ihave
anew
commun
ityto
sharedata
with
�IsthereaGoo
dWay
towrite
Scientific
Software?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 30: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/30.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
MyProblem
needsanewsolution
�Ineed
towrite
softwareif
�Ihave
anew
instrument
�Ihave
anew
mod
elto
implem
ent
�Ihave
anew
numerical
algorithm
�Ihave
anew
view
ingpoint
tomydata
�Ihave
anew
commun
ityto
sharedata
with
�IsthereaGoo
dWay
towrite
Scientific
Software?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
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Scien
tificSoftw
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ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 89: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/89.jpg)
Scien
tificSoftw
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areEngineering
Instrumen
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Scientific
codebases
�Iswriting
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scratchalwaysworth
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�Mix
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�Com
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andtoolsforresearch:morethe
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ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 90: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/90.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
Scientific
codebases
�Iswriting
from
scratchalwaysworth
thetask?
�Mix
ofpu
blic
domain,
free
softwareandcommercial
solution
s
�Com
mercial
environm
ents
andtoolsforresearch:morethe
possibleou
tcom
e,morethecommercial
�Which
policyshou
ldbeused
todevelopscientificsoftware?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 91: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/91.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
Scientific
codebases
�Iswriting
from
scratchalwaysworth
thetask?
�Mix
ofpu
blic
domain,
free
softwareandcommercial
solution
s
�Com
mercial
environm
ents
andtoolsforresearch:morethe
possibleou
tcom
e,morethecommercial
�Which
policyshou
ldbeused
todevelopscientificsoftware?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 92: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/92.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
Scientific
codebases
�Iswriting
from
scratchalwaysworth
thetask?
�Mix
ofpu
blic
domain,
free
softwareandcommercial
solution
s
�Com
mercial
environm
ents
andtoolsforresearch:morethe
possibleou
tcom
e,morethecommercial
�Which
policyshou
ldbeused
todevelopscientificsoftware?
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce
![Page 93: 01Basic Concepts of Software Engineering and Maintenance](https://reader034.fdocuments.us/reader034/viewer/2022051520/577cce021a28ab9e788d116a/html5/thumbnails/93.jpg)
Scien
tificSoftw
are
Softw
areEngineering
Instrumen
ts
Thank
You
!
Thank
You
!
ICTP
-ESP
Basic
concepts
ofsoftwareen
gineeringan
dmaintenan
ce