Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a468d90a91420acd430fbc98c28fbe98c491675ddb550fc7f087e521f0bca6dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^