Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9b4db589776e993150a6e2638b45e6ea748b068518634b004f539785b182d522:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^