Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d863cb46e87fff8092417daf0e215dc4d44b6bb5f52b471ec35e897327968cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^