Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b252e3dd8949ad09e7dd81df5d2d81f1089810cfdad91828bd40aa9c8fd11926:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^