Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c6bf87ea7e151926824203d7c9712201508ae4e2c68d39c2f051f0fc683cf87:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^