A Cumulative Minimum of a Column in Pandas?
Code Explanation:
● Library Import: pandas is imported as pd.
● DataFrame Creation: A column 'Temperature' is created in df.
● Cumulative Min: cummin() calculates the minimum so far for each value.
● Store Result: Result is stored in 'Cumulative_Min'.
● Output Display: print(df) shows both original and cumulative minimum values.
Program:
import pandas as pd
df = pd.DataFrame({'Temperature': [30, 28, 32, 27]})
df['Cumulative_Min'] = df['Temperature'].cummin()
print(df)
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