Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 99a997b499edc0ffed7ab609917cb5396a6931474460fd7ae6b73a029d748c9c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^