Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9222ce4557bf99cf0ea2bb2ced18dcede9316ce89924c213d5701c9fe1bd37f:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^