Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 526a7160552bb04f7dcfe82c59bcc4af9111d874f9a5dc11e857780f9fa44dad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^