In ordinary English, “necessary” and “sufficient” indicate relations between conditions or states of affairs, not statements. For example, being a male is a necessary condition for being a brother , but it is not sufficient—while being a male sibling is a necessary and sufficient condition for being a brother.
What is difference between necessary and sufficient condition?
A necessary condition is a condition that must be present for an event to occur. A sufficient condition is a condition or set of conditions that will produce the event. A necessary condition must be there , but it alone does not provide sufficient cause for the occurrence of the event.
What is the meaning of necessary condition?
Definition of necessary condition
1 : a state of affairs that must prevail if another is to occur : prerequisite. 2 : a proposition whose falsity assures the falsity of another.
What are the necessary and sufficient conditions for knowledge?
So what is knowledge? When talking about knowledge or that someone knows something, usually this knowledge has two necessary and sufficient requirements: truth, and . belief .
What are the necessary and sufficient condition for a business?
The single necessary and sufficient condition for a business is a paying customer .
Does sufficient imply necessary?
A sufficient condition guarantees the truth of another condition , but is not necessary for that other condition to happen. A necessary condition is required for something else to happen, but it does not guarantee that the something else happens.
What is an example of sufficient?
The definition of sufficient is enough or as much as is needed. An example of sufficient is when you have just enough food .
Is only if sufficient or necessary?
It’s important to remember that “only,” “only if,” and “only when” all introduce the necessary condition . These “necessary condition prompters” should not be clumped together with the notorious “the only.” “The only” will introduce the sufficient condition.
Can a condition be sufficient but not necessary?
A sufficient condition is only one of the means to achieve a particular outcome. This means that there could be other means to achieve the outcome. Therefore, a sufficient condition is not necessary to be fulfilled in order to achieve the desired outcome.
Which of the following is a necessary and sufficient condition for SHM?
In simple harmonic motion, acceleration ∝ displacement . Hence, the necessary condition for simple harmonic motion is that displacement and acceleration should be proportional.
What are the necessary and sufficient conditions for the LSAT?
The sufficient term is the part that immediately follows “ if .” “Sufficient” means “enough,” and this part of a conditional statement is sufficient—it’s enough—to require the other part. You don’t need any additional information to know that the other part is true.
Is truth a necessary condition for knowledge?
In conclusion, we have seen that there are cases in which a subject S has knowledge that p although p is in fact false. ... Therefore, contrary to this long-standing belief, truth is not a necessary condition for knowledge .
What is necessary but not necessarily sufficient for knowledge?
Belief is necessary but not sufficient for knowledge. We are all sometimes mistaken in what we believe; in other words, while some of our beliefs are true, others are false.
How do you write a sufficient condition?
Definition of “sufficient condition”
Definition: A condition A is said to be sufficient for a condition B, if (and only if) the truth (/existence /occurrence) [as the case may be] of A guarantees (or brings about) the truth (/existence /occurrence) of B.
What does necessary mean in philosophy?
necessity, in logic and metaphysics, a modal property of a true proposition whereby it is not possible for the proposition to be false and of a false proposition whereby it is not possible for the proposition to be true.
Is completing all the requirements of your degree program a necessary or sufficient condition for earning your degree?
Completing all of your requirements is both a necessary and sufficient condition for earning your degree. Without completing all requirements, it is impossible to earn a degree, and completing all requirements guarantees earning a degree.
What is necessary cause?
If someone says that A causes B: If A is necessary for B (necessary cause) that means you will never have B if you don’t have A. In other words, of one thing is a necessary cause of another, then that means that the outcome can never happen without the cause . However, sometimes the cause occurs without the outcome.
Whats is the meaning of sufficient?
1a : enough to meet the needs of a situation or a proposed end sufficient provisions for a month . b : being a sufficient condition. 2 archaic : qualified, competent. Other Words from sufficient Choose the Right Synonym More Example Sentences Learn More About sufficient.
Which is a necessary condition for critical thinking?
Necessary and sufficient conditions help us understand and explain the connections between concepts, and how different situations are related to each other. To say that X is a necessary condition for Y is to say that the occurrence of X is required for the occurrence of Y (sometimes also called an essential condition).
What is the necessary condition for a force to come into play?
At least two objects must interact for a force to come into play. Thus, an interaction of one object with another object results in a force between the two objects and no physical contact is necessary.
What is the same meaning of sufficient?
Some common synonyms of sufficient are adequate, competent , and enough. While all these words mean “being what is necessary or desirable,” sufficient suggests a close meeting of a need.
What is the difference between sufficient and enough?
As determiners the difference between enough and sufficient
is that enough is sufficient ; all that is required, needed, or appropriate while sufficient is the smallest amount needed.
Is then necessary after if?
There is no requirement to use then in conditional sentences at all. Then is not really a logical connective at all. It is used in conditionals, but it is just an adverbial discourse marker.
What is the difference between only if and if only?
If only and only if are similar expressions that are used in different ways . If only expresses a hope or wish: If only I had a real choice in the matter.
What’s the difference between if and if and only if?
How does this statement differ from “Suzie is selected IF, AND ONLY IF Bob is selected”. IF AND ONLY IF, is a biconditional statement , meaning that either both statements are true or both are false. So it is essentially and “IF” statement that works both ways. Note that IF AND ONLY IF is different than simply ONLY IF.
Which of the following is necessary and sufficient condition for SHM by Examveda?
Solution(By Examveda Team)
Basic conditions to execute simple harmonic motion are: (i) There must be an elastic restoring force acting on the system , (ii) the system must have inertia, and (iii) the acceleration of the system should be directly proportional to its displacement and is always directed to mean position.
Is it sufficient for knowledge to be justified true belief?
Knowledge as Justified True Belief . There are three components to the traditional (“tripartite”) analysis of knowledge. According to this analysis, justified, true belief is necessary and sufficient for knowledge.
What is the difference between truth and belief?
Truth: ‘that which is true or in accordance with fact or reality’. Belief: ‘an acceptance that something exists or is true, especially one without proof’.
Is knowledge justified true belief?
According to Adrian Haddock, knowledge is justified true belief where the justification condition is factive (one cannot justifiably believe that p when p is false) and requires moreover that the fact that provides justification is known by the subject.
Which of the following conditions is not sufficient for simple harmonic motion and why?
Condition(i) is not sufficient because it gives no reference of the direction of acceleration , where as in SHM the acceleration is always in a direction opposite to that of the displacement .
Which of the following is not necessary for SHM?
So, gravity is not essential for the simple harmonic motion.
Is being the number 4 sufficient for being an even number?
Again, some examples : Being a square is sufficient for having four sides. Being divisible by 4 is sufficient for being an even number.
What makes justified beliefs justified?
Notable theories of justification include: Foundationalism – Basic beliefs justify other, non-basic beliefs. Epistemic coherentism – Beliefs are justified if they cohere with other beliefs a person holds, each belief is justified if it coheres with the overall system of beliefs.
What is the difference between truth and knowledge?
Key Difference – Knowledge vs Truth
Knowledge can be defined as familiarity, awareness, or understanding gained through experience or study. Truth is the state or quality of being true, which is in accordance with facts or reality.
What is the difference between belief and conviction?
A belief or else to believe is to consider that something is correct and true . For example, a person can believe in various things such as fate, destiny, alien life, etc. ... A conviction is something that an individual is convinced of. To be convinced the individual needs to obtain all the information.
Can there be multiple sufficient conditions?
Diagrams with multiple sufficient conditions can, depending on the circumstances, then be used to create multiple single diagrams.
What is the best way to symbolize P is necessary and sufficient for Q?
If one component statement in a disjunction is true, the disjunction is true. True. True, because the biconditional statement p <–> q means p –> q, so p is sufficient for q, and q –> p , so p is necessary for q. Using the dominance of connectives, p –> q ^ r means (p –> q) ^ r.
