Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13f2e913e21ff42c4ea25810961901fe2e53a88b5f4b2e13347f2e8d8f655565:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^