Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6377320b55160b21ae53d2235299b8168dd780aa35061827ec592db4cba6d77:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^