3,147 Disjunct PPTs View free & download

Biogeographic Range PowerPoint PPT Presentation

Biogeographic Range - Biogeographic Range Biological Distributions Cartographic and database problems Restricted ranges: endemics Separated ranges: disjuncts Widespread ranges: cosmopolitans

Biogeographic Range Biological Distributions Cartographic and database problems Restricted ranges: endemics Separated ranges: disjuncts Widespread ranges: cosmopolitans

| PowerPoint PPT presentation | free to download

Music Elements in Film PowerPoint PPT Presentation

Music Elements in Film - Music Elements in Film Define these terms Melody Harmony Electronic Instruments Conjunct Dissonance Historical Instruments Disjunct Interval Ethnic Instruments ...

Music Elements in Film Define these terms Melody Harmony Electronic Instruments Conjunct Dissonance Historical Instruments Disjunct Interval Ethnic Instruments ...

| PowerPoint PPT presentation | free to download

ECOLEAD STATUS OVERVIEW PowerPoint PPT Presentation

ECOLEAD STATUS OVERVIEW - ECOLEAD aims at creating. the necessary strong foundations. and ... Mostly disjunct scenarios / cases ... Representative? ... Visionary contributions ? ...

ECOLEAD aims at creating. the necessary strong foundations. and ... Mostly disjunct scenarios / cases ... Representative? ... Visionary contributions ? ...

| PowerPoint PPT presentation | free to view

RIF Design Roadmap Draft 2006-02-27-6PM PowerPoint PPT Presentation

RIF Design Roadmap Draft 2006-02-27-6PM - 1. RIF Design Roadmap. Draft 2006-02-27-6PM. Harold Boley (NRC), Michael Kifer (Stony Brook U) ... Monotonic Lloyd-Topor extensions (disjuncts in body, ...

1. RIF Design Roadmap. Draft 2006-02-27-6PM. Harold Boley (NRC), Michael Kifer (Stony Brook U) ... Monotonic Lloyd-Topor extensions (disjuncts in body, ...

| PowerPoint PPT presentation | free to download

DEDUCTIVE REASONING: PROPOSITIONAL LOGIC PowerPoint PPT Presentation

DEDUCTIVE REASONING: PROPOSITIONAL LOGIC - AS MODERN LOGIC, IT ATTEMPTS TO UNDERSTAND THE FORMS OF ARGUMENTS BY ELIMINATING ... Truth value: if either disjunct is true, then whole claim is true. ...

AS MODERN LOGIC, IT ATTEMPTS TO UNDERSTAND THE FORMS OF ARGUMENTS BY ELIMINATING ... Truth value: if either disjunct is true, then whole claim is true. ...

| PowerPoint PPT presentation | free to view

Plan for today PowerPoint PPT Presentation

Plan for today - 1. Recap example showing the integration of backtracking search, E-graph, and ... Try each disjunct recusively. If any one returns SAT, return SAT ...

1. Recap example showing the integration of backtracking search, E-graph, and ... Try each disjunct recusively. If any one returns SAT, return SAT ...

| PowerPoint PPT presentation | free to download

Artificial Intelligence 9' Resolution Theorem Proving PowerPoint PPT Presentation

Artificial Intelligence 9' Resolution Theorem Proving - Pj and Qk are resolved. Arbitrary number of disjuncts. Relies on preprocessing into CNF ... of possible resolution combinations explodes. Selection Heuristics ...

Pj and Qk are resolved. Arbitrary number of disjuncts. Relies on preprocessing into CNF ... of possible resolution combinations explodes. Selection Heuristics ...

| PowerPoint PPT presentation | free to view

Schoenberg and the European Tradition PowerPoint PPT Presentation

Schoenberg and the European Tradition - B LA BART K (1881-1945) Ethnomusicology - the study of folk musics ... Bartok - Concerto for Orchestra. Listening: Melody - Disjunct. Rhythm - shifting meters - triple ...

B LA BART K (1881-1945) Ethnomusicology - the study of folk musics ... Bartok - Concerto for Orchestra. Listening: Melody - Disjunct. Rhythm - shifting meters - triple ...

| PowerPoint PPT presentation | free to view

Nonalluvial wetlands of the southern Appalachians PowerPoint PPT Presentation

Nonalluvial wetlands of the southern Appalachians - Non-alluvial wetlands of the southern Appalachians. Brenda Wichmann. Thomas R. Wentworth ... Northern & Coastal Plain disjunct taxa. Globally rare species (42 ...

Non-alluvial wetlands of the southern Appalachians. Brenda Wichmann. Thomas R. Wentworth ... Northern & Coastal Plain disjunct taxa. Globally rare species (42 ...

| PowerPoint PPT presentation | free to download

Methods of Proof for Boolean Logic PowerPoint PPT Presentation

Methods of Proof for Boolean Logic - From P, infer P Q (disjunction introduction) Proof by cases (disjunction elimination) ... To prove Q from a disjunction, prove it from each disjunct separately. ...

From P, infer P Q (disjunction introduction) Proof by cases (disjunction elimination) ... To prove Q from a disjunction, prove it from each disjunct separately. ...

| PowerPoint PPT presentation | free to download

Learning Probabilistic Concept Hierarchies PowerPoint PPT Presentation

Learning Probabilistic Concept Hierarchies - Learning. Probabilistic Concept Hierarchies. Cobweb. Arachnid, Twilix, Oxbow. Machine learning ... Sensitive for training order. Enforces disjunct categories ...

Learning. Probabilistic Concept Hierarchies. Cobweb. Arachnid, Twilix, Oxbow. Machine learning ... Sensitive for training order. Enforces disjunct categories ...

| PowerPoint PPT presentation | free to view

Figure 9'2 Explosive Growth of the Human Population PowerPoint PPT Presentation

Figure 9'2 Explosive Growth of the Human Population - Population growth is affected by age structure. Greater fecundity ... Snail kite. Disjunct habitat patches. Metapopulation patterns. Best case scenario ...

Population growth is affected by age structure. Greater fecundity ... Snail kite. Disjunct habitat patches. Metapopulation patterns. Best case scenario ...

| PowerPoint PPT presentation | free to view

Explanations 2 Reduction, levels and styles of research PowerPoint PPT Presentation

Explanations 2 Reduction, levels and styles of research - To call someone 'a reductionist', in high-culture press if not in serious ... a macro-type is ontologically identified with a union of (usually disjunct) micro-types ...

To call someone 'a reductionist', in high-culture press if not in serious ... a macro-type is ontologically identified with a union of (usually disjunct) micro-types ...

| PowerPoint PPT presentation | free to view

Symbolic Logic: Conjunction PowerPoint PPT Presentation

Symbolic Logic: Conjunction - Symbolic Logic: Conjunction , Negation ~, Disjunction v Examples Review Conjunction = and = Conjunction is only true if both conjuncts are true ...

Symbolic Logic: Conjunction , Negation ~, Disjunction v Examples Review Conjunction = and = Conjunction is only true if both conjuncts are true ...

| PowerPoint PPT presentation | free to download

Symbolic Logic: Conjunction - Negation of a statement is false if statement is true. Disjunction = '...or...' = v ... in the dictionary then when you translate, simply negate that sentence. ...

Negation of a statement is false if statement is true. Disjunction = '...or...' = v ... in the dictionary then when you translate, simply negate that sentence. ...

| PowerPoint PPT presentation | free to download

Unit Four Evolutionary History of Lineages and Biotas Biotic PowerPoint PPT Presentation

Unit Four Evolutionary History of Lineages and Biotas Biotic - Unit Four Evolutionary History of Lineages and Biotas Biotic Interchanges can repeat through time Fig. 10.33 Pleistocene Pliocene Late Miocene Biotic Interchange ...

Unit Four Evolutionary History of Lineages and Biotas Biotic Interchanges can repeat through time Fig. 10.33 Pleistocene Pliocene Late Miocene Biotic Interchange ...

| PowerPoint PPT presentation | free to view

Critical Assessment of Microarray Data Analysis Conference Duke University 8-9 June 2006 PowerPoint PPT Presentation

Critical Assessment of Microarray Data Analysis Conference Duke University 8-9 June 2006 - Characterization of Chronic Fatigue Syndrome Using Affective Disorder and Immune System Pathways Earl F. Glynn1 Chris Seidel2 Arcady R. Mushegian1,3

Characterization of Chronic Fatigue Syndrome Using Affective Disorder and Immune System Pathways Earl F. Glynn1 Chris Seidel2 Arcady R. Mushegian1,3

| PowerPoint PPT presentation | free to view

Invasive plants PowerPoint PPT Presentation

Invasive plants - Invasive plants What are they? b) Ecological definitions and characterizations Nevada s Coordinated Invasive Weed Strategy (http://agri.nv.gov/nwac/weedplan_p.htm)

Invasive plants What are they? b) Ecological definitions and characterizations Nevada s Coordinated Invasive Weed Strategy (http://agri.nv.gov/nwac/weedplan_p.htm)

| PowerPoint PPT presentation | free to download

Chapter 20: Simple and Compound Statements PowerPoint PPT Presentation

Chapter 20: Simple and Compound Statements - A compound statement contains another statement as a proper part. ... If the moon is made of apple pie, then Rush Limbaugh talks on the radio. ...

A compound statement contains another statement as a proper part. ... If the moon is made of apple pie, then Rush Limbaugh talks on the radio. ...

| PowerPoint PPT presentation | free to download

Invasive plants What are they PowerPoint PPT Presentation

Invasive plants What are they - Invasive weed characteristics 'Species ... NV Coordinated Invasive Weed Strategy ... Weeds = plants that grow in sites where they are not wanted; usually have ...

Invasive weed characteristics 'Species ... NV Coordinated Invasive Weed Strategy ... Weeds = plants that grow in sites where they are not wanted; usually have ...

| PowerPoint PPT presentation | free to view

Automated Theorem Proving PowerPoint PPT Presentation

Automated Theorem Proving - (defun tautological-disjunction (P) ... (remove-if #'tautological-disjunction P)) (defun CNF (P &optional indent) (remove-duplicates ...

(defun tautological-disjunction (P) ... (remove-if #'tautological-disjunction P)) (defun CNF (P &optional indent) (remove-duplicates ...

| PowerPoint PPT presentation | free to view

Modal logic and databases PowerPoint PPT Presentation

Modal logic and databases - Introduce Axiom 5. Apply the shorthand derivation. F. Instantiate ... Apply and reduce Axiom 7. Apply shorthand rule to 11. Apply disjunction rule. Instantiate ...

Introduce Axiom 5. Apply the shorthand derivation. F. Instantiate ... Apply and reduce Axiom 7. Apply shorthand rule to 11. Apply disjunction rule. Instantiate ...

| PowerPoint PPT presentation | free to view

Propositional Logic PowerPoint PPT Presentation

Propositional Logic - Lettuce won't turn brown if you put your head ... The cherry blossoms in the spring ... sank. 8/13/09. 6. Misleading Representation ...

Lettuce won't turn brown if you put your head ... The cherry blossoms in the spring ... sank. 8/13/09. 6. Misleading Representation ...

| PowerPoint PPT presentation | free to view

PHIL 120: Jan 8 PowerPoint PPT Presentation

PHIL 120: Jan 8 - PHIL 120: Jan 8. Basic notions of logic. More implications of the ... Sarah will do well in logic because she studies and anyone who studies does well ...

PHIL 120: Jan 8. Basic notions of logic. More implications of the ... Sarah will do well in logic because she studies and anyone who studies does well ...

| PowerPoint PPT presentation | free to download

Chapter Two - Chapter Two Symbolizing in Sentential Logic This chapter is a preliminary to the project of building a model of validity for sentential arguments.

Chapter Two Symbolizing in Sentential Logic This chapter is a preliminary to the project of building a model of validity for sentential arguments.

| PowerPoint PPT presentation | free to download

CS 391L: Machine Learning: Rule Learning PowerPoint PPT Presentation

CS 391L: Machine Learning: Rule Learning - ... to-specific (top-down) (CN2, FOIL) Specific-to-general (bottom-up) ... Rule in FOIL ... Foil Gain Metric. Want to achieve two goals. Decrease coverage of ...

... to-specific (top-down) (CN2, FOIL) Specific-to-general (bottom-up) ... Rule in FOIL ... Foil Gain Metric. Want to achieve two goals. Decrease coverage of ...

| PowerPoint PPT presentation | free to download

Logic Proofs PowerPoint PPT Presentation

Logic Proofs - Logically equivalent: when two statements always have the same truth value. ... (t w) ? ~ w] ~ t is a Tautology therefore a valid argument! Law of Modus Tollens ...

Logically equivalent: when two statements always have the same truth value. ... (t w) ? ~ w] ~ t is a Tautology therefore a valid argument! Law of Modus Tollens ...

| PowerPoint PPT presentation | free to view

Tools%20for%20Specification,%20Verification,%20and%20Synthesis%20of%20Concurrency%20Control%20Components PowerPoint PPT Presentation

Tools%20for%20Specification,%20Verification,%20and%20Synthesis%20of%20Concurrency%20Control%20Components - integer a,b,c,r; restrict a =0 and b =0 and c =0; initial r=0; module max(x,y,result) ... b' x: integer, y:boolean (x 0 and x' x 1 and y'=true) or (x =0 and x' ...

integer a,b,c,r; restrict a =0 and b =0 and c =0; initial r=0; module max(x,y,result) ... b' x: integer, y:boolean (x 0 and x' x 1 and y'=true) or (x =0 and x' ...

| PowerPoint PPT presentation | free to download

A Practical and Precise Inference and Specializer for Array Bound Checks Elimination PowerPoint PPT Presentation

A Practical and Precise Inference and Specializer for Array Bound Checks Elimination - without array bound checks (e.g. C), programs may be unsafe. ... precise disjunctive polyhedron abstract domain. with hulling and widening operators. ...

without array bound checks (e.g. C), programs may be unsafe. ... precise disjunctive polyhedron abstract domain. with hulling and widening operators. ...

| PowerPoint PPT presentation | free to view

Decision-Procedure Based Theorem Provers Tactic-Based Theorem Proving Inferring Loop Invariants PowerPoint PPT Presentation

Decision-Procedure Based Theorem Provers Tactic-Based Theorem Proving Inferring Loop Invariants - Decision-Procedure Based Theorem Provers Tactic-Based Theorem Proving Inferring Loop Invariants CS 294-8 Lecture 12 Review Combining Satisfiability Procedures ...

Decision-Procedure Based Theorem Provers Tactic-Based Theorem Proving Inferring Loop Invariants CS 294-8 Lecture 12 Review Combining Satisfiability Procedures ...

| PowerPoint PPT presentation | free to download

Semantic and syntactic validity PowerPoint PPT Presentation

Semantic and syntactic validity - A symbolization of an English argument S on the basis of a scheme of ... The longer the symbolization, the more likely it is to be ... Interesting symbolization ...

A symbolization of an English argument S on the basis of a scheme of ... The longer the symbolization, the more likely it is to be ... Interesting symbolization ...

| PowerPoint PPT presentation | free to view

Structured Data Extraction PowerPoint PPT Presentation

Structured Data Extraction - Structured Data Extraction Based on the s from Bing Liu at UCI

Structured Data Extraction Based on the s from Bing Liu at UCI

| PowerPoint PPT presentation | free to download

CS 391L: Machine Learning: Rule Learning - If-then rules in logic are a standard representation of knowledge that have ... Rules are post-pruned by greedily removing antecedents or rules until ...

If-then rules in logic are a standard representation of knowledge that have ... Rules are post-pruned by greedily removing antecedents or rules until ...

| PowerPoint PPT presentation | free to download

Logic - That is, logic tries to establish criteria to decide whether ... In here, P is the antecedent, and Q the consequent. P. P Q. T. T. F. T. Q. T. T. F. F. F. F. T ...

That is, logic tries to establish criteria to decide whether ... In here, P is the antecedent, and Q the consequent. P. P Q. T. T. F. T. Q. T. T. F. F. F. F. T ...

| PowerPoint PPT presentation | free to view

Infinite State Model Checking with Presburger Arithmetic Constraints PowerPoint PPT Presentation

Infinite State Model Checking with Presburger Arithmetic Constraints - Infinite State Model Checking with Presburger Arithmetic Constraints Tevfik Bultan Department of Computer Science University of California, Santa Barbara

Infinite State Model Checking with Presburger Arithmetic Constraints Tevfik Bultan Department of Computer Science University of California, Santa Barbara

| PowerPoint PPT presentation | free to download

A Specification Language and a Verification Engine for Reliable Reactive System Development PowerPoint PPT Presentation

A Specification Language and a Verification Engine for Reliable Reactive System Development - Can be extended to other variable types if a symbolic representation is provided ... Eliminating one variable from a conjunction of constraints may double the number ...

Can be extended to other variable types if a symbolic representation is provided ... Eliminating one variable from a conjunction of constraints may double the number ...

| PowerPoint PPT presentation | free to download

Tools%20for%20Specification,%20Verification,%20and%20Synthesis%20of%20Reactive%20Systems PowerPoint PPT Presentation

Tools%20for%20Specification,%20Verification,%20and%20Synthesis%20of%20Reactive%20Systems - Modules can have submodules ... Module based. Source attributes, target attributes. Enabling conditions. Rules, combining policies ...

Modules can have submodules ... Module based. Source attributes, target attributes. Enabling conditions. Rules, combining policies ...

| PowerPoint PPT presentation | free to download

CSC 480: Artificial Intelligence PowerPoint PPT Presentation

CSC 480: Artificial Intelligence - CSC 480: Artificial Intelligence Dr. Franz J. Kurfess Computer Science Department Cal Poly

CSC 480: Artificial Intelligence Dr. Franz J. Kurfess Computer Science Department Cal Poly

| PowerPoint PPT presentation | free to download

Propositional Logic - Propositional Logic

Propositional Logic

| PowerPoint PPT presentation | free to download

An Automated Framework for TestData Generation PowerPoint PPT Presentation

An Automated Framework for TestData Generation - Typically at least 50% of initial development costs ... Pre-condition and negated post-condition converted to Disjunctive Normal Form. Example ...

Typically at least 50% of initial development costs ... Pre-condition and negated post-condition converted to Disjunctive Normal Form. Example ...

| PowerPoint PPT presentation | free to view

SL: Basic syntax alphabet PowerPoint PPT Presentation

SL: Basic syntax alphabet - ... L will be infinitely long, and if they ... Line L is neither infinitely long nor without length. ... L: Line L is infinitely long. G: Line L has length ...

... L will be infinitely long, and if they ... Line L is neither infinitely long nor without length. ... L: Line L is infinitely long. G: Line L has length ...

| PowerPoint PPT presentation | free to view

Knowledge Representation PowerPoint PPT Presentation

Knowledge Representation - Double-Negation Elimination: From a doubly negated sentence, you can infer a positive sentence ... 3. Eliminate double negations. 4. Push disjunctions into ...

Double-Negation Elimination: From a doubly negated sentence, you can infer a positive sentence ... 3. Eliminate double negations. 4. Push disjunctions into ...

| PowerPoint PPT presentation | free to view

CSNB234 ARTIFICIAL INTELLIGENCE PowerPoint PPT Presentation

CSNB234 ARTIFICIAL INTELLIGENCE - Title: CHAPTER 3 CALCULUS Author: ALICIA TANG Last modified by: Aliciat Created Date: 3/6/2001 6:40:06 AM Document presentation format: On-screen Show (4:3)

Title: CHAPTER 3 CALCULUS Author: ALICIA TANG Last modified by: Aliciat Created Date: 3/6/2001 6:40:06 AM Document presentation format: On-screen Show (4:3)

| PowerPoint PPT presentation | free to view

1st QVT Implementers Workshop 3031 May 2006, Lannion QVT Advanced Features How to implement them PowerPoint PPT Presentation

1st QVT Implementers Workshop 3031 May 2006, Lannion QVT Advanced Features How to implement them - Disjunction of rules. AsTransformation evaluator. Research & Development. March 2006 ... Mapping Disjunction. mapping UML::Feature::convertFeature () : JAVA::Element ...

Disjunction of rules. AsTransformation evaluator. Research & Development. March 2006 ... Mapping Disjunction. mapping UML::Feature::convertFeature () : JAVA::Element ...

| PowerPoint PPT presentation | free to view

CSC 480: Artificial Intelligence - computers can be used to check the validity of sentences ' ... an inference procedure generates new sentences on the basis of inference rules ...

computers can be used to check the validity of sentences ' ... an inference procedure generates new sentences on the basis of inference rules ...

| PowerPoint PPT presentation | free to download

Chapter 9: Structured Data Extraction PowerPoint PPT Presentation

Chapter 9: Structured Data Extraction - Chapter 9: Structured Data Extraction Supervised and unsupervised wrapper generation Road map Introduction Data Model and HTML encoding Wrapper induction Automatic ...

Chapter 9: Structured Data Extraction Supervised and unsupervised wrapper generation Road map Introduction Data Model and HTML encoding Wrapper induction Automatic ...

| PowerPoint PPT presentation | free to download

Chapter 9: Structured Data Extraction - This is suitable for nested data records (embedded list) ... Extract area codes. CS511, Bing Liu, UIC. 27. Learning extraction rules ...

This is suitable for nested data records (embedded list) ... Extract area codes. CS511, Bing Liu, UIC. 27. Learning extraction rules ...

| PowerPoint PPT presentation | free to download

DecisionProcedure Based Theorem Provers TacticBased Theorem Proving Inferring Loop Invariants - Consider a set of literals F. Containing symbols ... Continuation passing style ... the success continuation with a modified state or the failure continuation ...

Consider a set of literals F. Containing symbols ... Continuation passing style ... the success continuation with a modified state or the failure continuation ...

| PowerPoint PPT presentation | free to download

University of Aberdeen, Computing Science CS3511 Discrete Methods Kees van Deemter PowerPoint PPT Presentation

University of Aberdeen, Computing Science CS3511 Discrete Methods Kees van Deemter - Example: Rule of disjunctive syllogism: 'If p q and p then q' ... rule was applicable: hypothetical syllogism (and this rule presupposes ...

Example: Rule of disjunctive syllogism: 'If p q and p then q' ... rule was applicable: hypothetical syllogism (and this rule presupposes ...

| PowerPoint PPT presentation | free to view

Module on Constraints PowerPoint PPT Presentation

Module on Constraints - Title: PowerPoint Presentation Last modified by: pedro Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show Other titles

Title: PowerPoint Presentation Last modified by: pedro Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show Other titles

| PowerPoint PPT presentation | free to view

117: State Space and Planspace Planning PowerPoint PPT Presentation

117: State Space and Planspace Planning - Why is the conditional effect P= Q allowed but the disjunction PVQ not allowed ... Conversion from boolean to multi-valued representation is trickier. ...

Why is the conditional effect P= Q allowed but the disjunction PVQ not allowed ... Conversion from boolean to multi-valued representation is trickier. ...

| PowerPoint PPT presentation | free to download

Propositional Logic - The dog that ate the rat chased the cat. The cherry blossoms in the spring ... sank. ... Which one of the figures the sentence intends to capture? In short we ...

The dog that ate the rat chased the cat. The cherry blossoms in the spring ... sank. ... Which one of the figures the sentence intends to capture? In short we ...

| PowerPoint PPT presentation | free to download

PROPOSITIONAL LOGIC - p = I play golf ; q = It's sunny. p if and only if q. p q ... Create a dictionary, ie. assign letters to the atomic' propositions ...

p = I play golf ; q = It's sunny. p if and only if q. p q ... Create a dictionary, ie. assign letters to the atomic' propositions ...

| PowerPoint PPT presentation | free to view

Introduction to Theorem Proving PowerPoint PPT Presentation

Introduction to Theorem Proving - both p1 and p2 are T. Forward chaining: p1 and p2 are T in rows 1 and 2. but C is F in row 2. ... p1 and p2 are T in row 1 and ...

both p1 and p2 are T. Forward chaining: p1 and p2 are T in rows 1 and 2. but C is F in row 2. ... p1 and p2 are T in row 1 and ...

| PowerPoint PPT presentation | free to view

The canonical form of combinatorial circuits and its minimisation PowerPoint PPT Presentation

The canonical form of combinatorial circuits and its minimisation - are those in which variables on the 'Right Hand Side' RHS do not appear on the ' ... Since we are not all brilliant mathematicians it is unlikely that we will find ...

are those in which variables on the 'Right Hand Side' RHS do not appear on the ' ... Since we are not all brilliant mathematicians it is unlikely that we will find ...

| PowerPoint PPT presentation | free to view

CS246 - User expresses a query using a mediator schema. Mediator translates the query to source ... Western calendar Chinese lunar calendar. Query Translation Example ...

User expresses a query using a mediator schema. Mediator translates the query to source ... Western calendar Chinese lunar calendar. Query Translation Example ...

| PowerPoint PPT presentation | free to view

Disjunct PowerPoint PPT Presentations