Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad4de162f286f3a639452edb0a9ecfe2714f5550df9ed855c5f0c1010bba4fda:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^