Notes, summaries, assignments, exams, and problems

The American Dream is defined as the belief that anyone can achieve success through upward mobility, regardless of their ethnicity or social class. It posits that prosperity and economic wealth are the direct results of hard work and calculated risk-taking.

Contextualizing the Play

Lorraine Hansberry’s A Raisin in the Sun is a semi-autobiographical play set in the oppressive society of 1950s America. It follows the Younger family, an African American household that makes the daring decision to move to Clybourne Park, a white neighborhood in the Southern United States. During an era of systemic segregation, the family faces hazardous obstacles that challenge the viability of the American Dream.

The title is derived from Langston Hughes’s poem... Continue reading "Challenging the American Dream in A Raisin in the Sun" »

Paul Ricoeur: Defining Ethics

Ethics is defined as “aiming at the good life with and for others, in just institutions.”

Utilitarianism: Principles and Logic

Utilitarianism posits that the greatest good for the greatest number of people is the measure of right and wrong.

Core Evaluative Questions

• How much pain does this action produce?
• How much pleasure does this action produce?

Attractive Aspects of Utilitarianism

• It does not require a religious argument to propose a moral theory.
• It is based on a consequentialist assumption: if something is considered wrong, it must be proven.
• One must demonstrate that harm is being caused to others.
• It focuses on increasing the well-being of the majority.

Are all pleasures created equal? No.
Are all pleasures commensurable?

Converting Decimal to 8-Bit Floating Point

Example 1: Convert 2.625 to 8-Bit Format

1. The integral part is calculated as: 2₁₀ = 10₂. For the fractional part:

   0.625	× 2 =	1.25	1	Generate 1 and continue with the rest.
   0.25	× 2 =	0.5	0	Generate 0 and continue.
   0.5	× 2 =	1.0	1	Generate 1 and nothing remains.

   So, 0.625₁₀ = 0.101₂, and 2.625₁₀ = 10.101₂.
2. Add an exponent part: 10.101₂ = 10.101₂ × 2⁰.
3. Normalize: 10.101₂ × 2⁰ = 1.0101₂ × 2¹.
4. Mantissa: 0101
5. Exponent: 1 + 3 = 4 = 100₂.
6. Sign bit is 0.

The result is 0 100 0101. Represented as hex, that is 45₁₆.

Example 2: Convert -4.75 to 8-Bit Format

1. The integral part is 4₁₀ = 100₂. The fractional part:

   0.75	× 2 =	1.5	1	Generate 1 and continue with the rest.
   0.5	× 2 =	1.0	1	Generate 1 and nothing remains.

   So, 4.75₁₀ = 100.11₂.
2. Normalize:

Item 13: Key Historical Terms

The Assault Guard

The Assault Guard was a new armed police force that emerged during the early reforms following the proclamation of the Republic. It was entrusted with maintaining security in the cities.

The Pastoral Letter of Cardinal Segura

The Pastoral Letter of Cardinal Segura was a publication released on May 1, which praised Alfonso XIII and the Church's relations with the state during the monarchy. This ended in open conflict, and the government ordered the expulsion of Segura.

Pedagogical Missions

The reformist biennium resulted in educational reform through the creation of Pedagogical Missions. These were designed to extend culture to rural areas, where many intellectuals collaborated, including Antonio Machado... Continue reading "Key Reforms and Events of the Second Spanish Republic" »

Understanding the Narrative Genre

The narrative is the story of a series of events told by a fictitious entity called the narrator. The narrative genre is manifested in two major ways: the short story (with few characters, little description, and a focus on the outcome) and the novel. In the communication process of the narrative, there is a real sender (author) and a dummy issuer (narrator), who creates a fictional world delivered to the recipient.

Historical Narrative Forms

• Epic Poetry: Oral songs that narrate the exploits of warriors or gods.
• Epic: Narrative poems that tell of human actions and characters worthy of being remembered (e.g., La Araucana, The Odyssey).
• Song of Deeds: Medieval literary works that tell the heroic legends of a village

The Will to Power and Irrationality

The Will to Power is irrational because the world itself is not rational; it is a state of chaos, becoming, multiplicity, difference, variation, and death. In man, reason serves other bodily functions, such as basic instincts and emotions. The Will to Power is an unconscious, primary force that determines the course of all things that possess purpose. It is a mass of impersonal forces seeking existence.

Nietzsche rejects moral foundations that originate from outside of life itself. He values life; he is not "immoral" in the sense of being against ethics, but rather he possesses his own morality.

The Superman: Transmutation of Values

Who will be able to perform the transmutation? The Superman (or Übermensch).... Continue reading "Nietzsche: Will to Power and the Rise of the Superman" »

Business Classification by Size

• Small: Managed by one person with a reduced staff.
• Medium: Formed as a partnership where individuals contribute property and share responsibilities.
• Large: Comprises a significant number of shareholders to execute major operations.

Classification by Legal System

• Sole Proprietorships: Managed by a single individual.
• Corporate (Limited Partnership): Partners are liable based on the company's behavior.
• LLCs: Liability is limited to the contributed capital.
• Capital and Industry: One partner contributes capital while another contributes knowledge.
• Corporations: Capital-focused rather than person-focused; often multinational entities.

Classification by Source of Capital

• National: Capital obtained through operations within the

Chemical Energy and Molecular Bonds

Chemical energy is the energy associated with chemical bonds and intermolecular attraction. The chemical energy of a set of reacting substances changes since bonds break and form new bonds, creating new products.

We call the energy exchanged in the form of heat between a system containing a chemical reaction and its surroundings the heat of reaction.

Exothermic and Endothermic Reactions

• Exothermic Reaction: The energy of the reactants is greater than that of the products and has a negative sign (e.g., combustion). These reactions release chemical energy via heat.
• Endothermic Reaction: The energy in the system grows. The exchange of energy via heat goes from the surroundings toward the system, so the heat of reaction

Four Types of Animal Tissues

1. Epithelial Tissue

• Squamous:
  • Simple: One cell thick; forms solid layers of cells.
  • Stratified: Multiple layers; forms the epidermis.
• Cuboidal:
  • Simple: One cell thick, roughly cube-shaped. Lines ducts where absorption and secretory activities take place.
• Columnar:
  • Simple: One cell thick, column-shaped. Lines the digestive tract.
  • Pseudostratified: Gives the appearance of more than one layer of columnar epithelial organs.

2. Connective Tissue

• Adipose: Honeycomb or chicken wire appearance. Stores energy, insulates, and supports and protects organs.
• Dense: Forms ligaments and the outer protective covering for bone.
• Bone: Tree ring-like appearance. Supports and protects, stores minerals and fat, and aids in blood cell production.

Modal Verbs: Obligation, Advice, and Probability

• Obligation or Necessity: must, have to (S+M+V / V+S+M+V?)
• Suggestions: Shall?, Let's, What about + gerund, Why don't we + V
• Polite Requests: could, would, may (M+S+V?)
• Probability:
  • 100%: Must
  • 100-50%: Will, probably, likely
  • 50%: May, might, could, can
  • 50-0%: Will not, probably, unlikely
  • 0%: Can't
• Permission: allow, may, might, can
• Offers: S+will+V, would you like...?, Shall I...?
• Capacity: can, be unable to
• Prohibition: can't, mustn't
• Advice: should, ought to
• Lack of Necessity: S+needn't+V

Gerunds (-ing)

Used in the following contexts:

• After verbs: avoid, delay, deny, dislike, enjoy, finish, imagine, include, involve, keep, mind, miss, prevent, regret, risk, stop, suggest
• As the subject of a sentence
• After prepositions