Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e37e08e829aea7b15752b452a1e15bb538f5f7e457842d9db05ad7b33394ba5f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^