Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb3cf676edd816021d829834e67608403c1d4b9e74a7f2bc8a2ecaa44a71679c:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^