# dropzeros
生成矩阵或向量的副本，并从该副本中删除存储的数字零
函数库: TyMath
# 语法
S = dropzeros(A)
# 说明
S = dropzeros(A) 生成 A 的副本，并从该副本中删除存储的数字零。示例
# 示例
生成A的副本，并从该副本中删除存储的数字零
创建一个单位矩阵并确定它包含的非零元素数。
using TyMath
A = sparse([1, 2, 3], [1, 2, 3], [1.0, 0.0, 1.0])
3×3 SparseMatrixCSC{Float64, Int64} with 3 stored entries:
1.0 ⋅ ⋅
⋅ 0.0 ⋅
⋅ ⋅ 1.0
S = dropzeros(A)
3×3 SparseMatrixCSC{Float64, Int64} with 2 stored entries:
1.0 ⋅ ⋅
⋅ ⋅ ⋅
⋅ ⋅ 1.0
A = sparsevec([1, 2, 3], [1.0, 0.0, 1.0])
3-element SparseVector{Float64, Int64} with 3 stored entries:
[1] = 1.0
[2] = 0.0
[3] = 1.0
# 输入参数
A - 稀疏矩阵或向量
稀疏矩阵或向量。
数据类型： Int64 | Int32 | Int16 | Int128 | Int8 | Int16 | Int32 | Int64 | UInt8 | UInt16 | UInt32 | UInt64 | Float16 | Float32 | Float64 | UInt8 | UInt16 | UInt32 | UInt64 | Bool
复数支持： 是