Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 93fc87c53166d1135035b117b2d859025fddbfcf1be304e58b6820a285a1a1b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^