Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d79adfcc6b2d9a3f7bef2eeb64f6a1085699464215aaa7eda4330293ea9c194a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^