Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d9d4623bebfa3c60000f2ca8590214bcb1144dde9c56cd7a501f9f6e9509c66c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^