Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 513f326da5d6ce5dfdb99d739870af44e16cad45a62fb644be5301d79649fea5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^