Some reference examples of altBN128 computations

[rdubois-crypto]

• the example simplifies the use of the loria repo contained in the /external repo (original code available here: https://gitlab.inria.fr/zk-curves/snark-2-chains/-/tree/master/sage

• the file for altbn is common/arithmetic/curves/altbn128.py

• a reference vector with the ethereum precompile is provided as example in the code, the solidity equivalent is here: https://github.com/comitylabs/evm.codes/blob/main/docs/precompiled/0x08.mdx#example

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