Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d2c47bc7a926bdbca7883c05f6e4bc4f283e1976c8284b573fb1fa3887a8399c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^