Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3d9ad2771ce433ba5f1091457592c679beca1782ca8635eeb16980f592e3a98e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^