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Related Concept Videos

Continuity of a Function01:23

Continuity of a Function

A function is continuous at a point a if three conditions are met: the function is defined at a, the limit of the function as x approaches a exists, and this limit equals the function’s value. Mathematically, this is written asThis definition ensures the graph of the function does not exhibit any breaks, holes, or jumps at that point. Discontinuities occur when any of these conditions fail. A removable discontinuity exists when the two-sided limit exists but the function is either undefined or...
Continuity Equation01:28

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The continuity equation asserts that the mass flow rate must remain constant for a steady flow of an incompressible fluid within a confined system. This principle applies to systems where fluid passes through varying cross-sectional areas, such as nozzles, syringes, and pipes.
The mass flow rate is expressed as:
Continuity Equation01:20

Continuity Equation

The total amount of current flowing per unit cross-sectional area is called the current density. Hence, the current passing through a cross-sectional area can be written as the surface integral of the current density.
Impact of Social Context on Individuals01:21

Impact of Social Context on Individuals

Social psychology examines how the real or imagined presence of others influences individuals' thoughts, feelings, and behaviors. A key concept in this field is the role of social context in shaping behavior. The same individual may act differently depending on the social setting, due to the varying expectations and norms associated with each environment. This context-dependent behavior illustrates the influence of social roles, which prescribe appropriate conduct in specific situations.Social...
Continuity for Functions of Multiple Variables01:27

Continuity for Functions of Multiple Variables

Continuity in multivariable functions extends the concept familiar from single-variable calculus into higher dimensions, where a function's output depends on two or more input variables. This generalization is crucial in modeling real-world phenomena across spatial domains. A multivariable function is considered continuous at a point if three conditions are simultaneously satisfied: the function is defined at that point, the limit of the function exists as the input approaches the point from...
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Human behavior is intricately shaped by social influences that arise from interactions with others in diverse contexts. These influences not only mold beliefs and attitudes but also drive the regulation of behaviors through both direct communication and observational learning. The study of these processes falls within the domain of social psychology, which seeks to understand how individuals are affected by and affect those around them.Mechanisms of Social InfluenceDirect social influence...

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Related Experiment Video

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Measuring the Structure, Composition, and Change of Underwater Environments with Large-area Imaging
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Measuring the Structure, Composition, and Change of Underwater Environments with Large-area Imaging

Published on: April 18, 2025

Continuity, social change and Katrina.

Jacques Henry1

  • 1Department of Sociology and Anthropology, University of Louisiana at Lafayette, LA 70503-0198, United States. jhenry@louisiana.edu

Disasters
|August 26, 2010
PubMed
Summary
This summary is machine-generated.

Disaster research often finds continuity, not change, especially in industrialized nations. Focusing on continuity aids post-disaster planning, as seen in New Orleans after Hurricane Katrina, where social change remained limited despite conflict.

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Area of Science:

  • Sociology
  • Disaster Studies
  • Urban Planning

Background:

  • Disaster research has historically focused on social change following disasters.
  • However, empirical evidence often reveals more continuity than significant social transformation.
  • This continuity is particularly notable in industrialized societies.

Purpose of the Study:

  • To propose a shift in disaster research focus from social change to social continuity.
  • To enhance understanding and planning for post-disaster situations by analyzing continuity.
  • To utilize the concept of continuity as an analytical tool for identifying social change axes.

Main Methods:

  • Qualitative data analysis from post-Hurricane Katrina New Orleans.
  • Examination of long-term recovery plans.
  • Field observations and interviews with evacuees.

Main Results:

  • Despite documented post-disaster conflict, the extent of social change in New Orleans was limited.
  • Continuity was identified as a significant factor in the post-disaster landscape.
  • The concept of continuity proved useful in analyzing the limited social change.

Conclusions:

  • Documenting social continuity, rather than solely focusing on change, offers valuable insights for disaster research and planning.
  • Continuity acts as a crucial analytical device for understanding post-disaster societal dynamics.
  • Effective post-disaster strategies in industrialized societies should acknowledge and incorporate the resilience of social continuity.