Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 36b64a91b35e50cd210bae19e6a37686ec5292c48524c78b1e42e561f1fbd78b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^