Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7dd9a9cbce573967e486e80416b95bf93e2168d332d597164df12c82e8a2dca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^