Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8c3f85fb32904018d08c1ad5c8624da3b2101c23b8a115388e08042a7cf1f79d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^