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print("Hello World!")
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2+2
Out[2]:
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# using latest output
_ * 3
Out[3]:
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!ls *ipynb
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%lsmagic
Out[5]:
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%%writefile test.txt
Hello World!!
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with open("test.txt", 'r') as f:
print(f.read())
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%run?
We have rich text and symbols $$ \int_{-\infty}^{+\infty} $$ n.b. symbols are rendered in *LaTeX* with Javascript **MathJax** library
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