Polynomial Congruence/Examples/Arbitrary Example 2

Example of Polynomial Congruence

The polynomial congruence:

$2 x \equiv 5 \pmod 4$

has no solutions.

This is a linear congruence.


Proof


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Sources

  • 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): congruence equation
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